diff --git a/chrome/locale/af-ZA/zotero/zotero.dtd b/chrome/locale/af-ZA/zotero/zotero.dtd
index d3e7c2f83..e2d8212a4 100644
--- a/chrome/locale/af-ZA/zotero/zotero.dtd
+++ b/chrome/locale/af-ZA/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Title:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Update feed every">
 <!ENTITY zotero.feedSettings.refresh.label2 "hour(s)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/ar/zotero/zotero.dtd b/chrome/locale/ar/zotero/zotero.dtd
index d71e5cecd..c4f6c423c 100644
--- a/chrome/locale/ar/zotero/zotero.dtd
+++ b/chrome/locale/ar/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Title:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Update feed every">
 <!ENTITY zotero.feedSettings.refresh.label2 "hour(s)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/bg-BG/zotero/zotero.dtd b/chrome/locale/bg-BG/zotero/zotero.dtd
index 55a469432..43ef811d9 100644
--- a/chrome/locale/bg-BG/zotero/zotero.dtd
+++ b/chrome/locale/bg-BG/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Title:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Update feed every">
 <!ENTITY zotero.feedSettings.refresh.label2 "hour(s)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/ca-AD/zotero/zotero.dtd b/chrome/locale/ca-AD/zotero/zotero.dtd
index 2a5ec69bf..1fd3355f1 100644
--- a/chrome/locale/ca-AD/zotero/zotero.dtd
+++ b/chrome/locale/ca-AD/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Title:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Update feed every">
 <!ENTITY zotero.feedSettings.refresh.label2 "hour(s)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/cs-CZ/zotero/zotero.dtd b/chrome/locale/cs-CZ/zotero/zotero.dtd
index a735860cb..3c8188040 100644
--- a/chrome/locale/cs-CZ/zotero/zotero.dtd
+++ b/chrome/locale/cs-CZ/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Název:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Obnovit vlákno každých">
 <!ENTITY zotero.feedSettings.refresh.label2 "hodin(a)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/da-DK/zotero/zotero.dtd b/chrome/locale/da-DK/zotero/zotero.dtd
index eb0ba1e7e..cd3f43408 100644
--- a/chrome/locale/da-DK/zotero/zotero.dtd
+++ b/chrome/locale/da-DK/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Titel:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Opdatér nyhedsstrøm efter">
 <!ENTITY zotero.feedSettings.refresh.label2 "time(r)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/de/zotero/zotero.dtd b/chrome/locale/de/zotero/zotero.dtd
index 6bb09b634..0be912970 100644
--- a/chrome/locale/de/zotero/zotero.dtd
+++ b/chrome/locale/de/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Titel:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Feed aktualisieren alle">
 <!ENTITY zotero.feedSettings.refresh.label2 "Stunde(n)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/el-GR/zotero/zotero.dtd b/chrome/locale/el-GR/zotero/zotero.dtd
index 5250be9f3..a693e4b03 100644
--- a/chrome/locale/el-GR/zotero/zotero.dtd
+++ b/chrome/locale/el-GR/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Title:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Update feed every">
 <!ENTITY zotero.feedSettings.refresh.label2 "hour(s)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/en-US/zotero/zotero.dtd b/chrome/locale/en-US/zotero/zotero.dtd
index 0b1508456..6a13497af 100644
--- a/chrome/locale/en-US/zotero/zotero.dtd
+++ b/chrome/locale/en-US/zotero/zotero.dtd
@@ -272,9 +272,9 @@
 <!ENTITY zotero.feedSettings.title.label                "Title:">
 <!ENTITY zotero.feedSettings.refresh.label1             "Update feed every">
 <!ENTITY zotero.feedSettings.refresh.label2             "hour(s)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1         "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1         "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2         "day(s)">
-<!ENTITY zotero.feedSettings.cleanupReadAfter.label1         "Remove read feed items after ">
+<!ENTITY zotero.feedSettings.cleanupReadAfter.label1         "Remove read feed items after">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2         "day(s)">
 
 
diff --git a/chrome/locale/es-ES/zotero/zotero.dtd b/chrome/locale/es-ES/zotero/zotero.dtd
index 64d9609a3..5f964016d 100644
--- a/chrome/locale/es-ES/zotero/zotero.dtd
+++ b/chrome/locale/es-ES/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Título:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Actualizar fuente cada">
 <!ENTITY zotero.feedSettings.refresh.label2 "hora(s)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/et-EE/zotero/zotero.dtd b/chrome/locale/et-EE/zotero/zotero.dtd
index 0a58fd804..3140df382 100644
--- a/chrome/locale/et-EE/zotero/zotero.dtd
+++ b/chrome/locale/et-EE/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Title:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Update feed every">
 <!ENTITY zotero.feedSettings.refresh.label2 "hour(s)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/eu-ES/zotero/zotero.dtd b/chrome/locale/eu-ES/zotero/zotero.dtd
index 7f1d50576..022d99848 100644
--- a/chrome/locale/eu-ES/zotero/zotero.dtd
+++ b/chrome/locale/eu-ES/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Title:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Update feed every">
 <!ENTITY zotero.feedSettings.refresh.label2 "hour(s)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/fa/zotero/zotero.dtd b/chrome/locale/fa/zotero/zotero.dtd
index f65648725..aebd2980c 100644
--- a/chrome/locale/fa/zotero/zotero.dtd
+++ b/chrome/locale/fa/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Title:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Update feed every">
 <!ENTITY zotero.feedSettings.refresh.label2 "hour(s)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/fi-FI/zotero/zotero.dtd b/chrome/locale/fi-FI/zotero/zotero.dtd
index 285612b0d..eb781a261 100644
--- a/chrome/locale/fi-FI/zotero/zotero.dtd
+++ b/chrome/locale/fi-FI/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Title:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Update feed every">
 <!ENTITY zotero.feedSettings.refresh.label2 "tunti">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/fr-FR/zotero/zotero.dtd b/chrome/locale/fr-FR/zotero/zotero.dtd
index 468678d0f..e2278178b 100644
--- a/chrome/locale/fr-FR/zotero/zotero.dtd
+++ b/chrome/locale/fr-FR/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Titre :">
 <!ENTITY zotero.feedSettings.refresh.label1 "Mettre à jour le flux toutes les">
 <!ENTITY zotero.feedSettings.refresh.label2 "heure(s)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/gl-ES/zotero/zotero.dtd b/chrome/locale/gl-ES/zotero/zotero.dtd
index 6044fcd47..8b7dce23a 100644
--- a/chrome/locale/gl-ES/zotero/zotero.dtd
+++ b/chrome/locale/gl-ES/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Título:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Actualizar todas as fontes">
 <!ENTITY zotero.feedSettings.refresh.label2 "hora(s)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/he-IL/zotero/zotero.dtd b/chrome/locale/he-IL/zotero/zotero.dtd
index e291f2f10..5af453fe4 100644
--- a/chrome/locale/he-IL/zotero/zotero.dtd
+++ b/chrome/locale/he-IL/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Title:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Update feed every">
 <!ENTITY zotero.feedSettings.refresh.label2 "hour(s)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/hr-HR/zotero/zotero.dtd b/chrome/locale/hr-HR/zotero/zotero.dtd
index b2d687dca..8e82be3ff 100644
--- a/chrome/locale/hr-HR/zotero/zotero.dtd
+++ b/chrome/locale/hr-HR/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Title:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Update feed every">
 <!ENTITY zotero.feedSettings.refresh.label2 "hour(s)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/hu-HU/zotero/zotero.dtd b/chrome/locale/hu-HU/zotero/zotero.dtd
index 188ee9616..694215680 100644
--- a/chrome/locale/hu-HU/zotero/zotero.dtd
+++ b/chrome/locale/hu-HU/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Cím:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Update feed every">
 <!ENTITY zotero.feedSettings.refresh.label2 "hour(s)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/id-ID/zotero/zotero.dtd b/chrome/locale/id-ID/zotero/zotero.dtd
index eac935334..631b2dddd 100644
--- a/chrome/locale/id-ID/zotero/zotero.dtd
+++ b/chrome/locale/id-ID/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Title:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Update feed every">
 <!ENTITY zotero.feedSettings.refresh.label2 "hour(s)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/is-IS/zotero/zotero.dtd b/chrome/locale/is-IS/zotero/zotero.dtd
index adb21c055..3eed9cca6 100644
--- a/chrome/locale/is-IS/zotero/zotero.dtd
+++ b/chrome/locale/is-IS/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Titill:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Update feed every">
 <!ENTITY zotero.feedSettings.refresh.label2 "hour(s)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/it-IT/zotero/zotero.dtd b/chrome/locale/it-IT/zotero/zotero.dtd
index 2c76041de..a036693bd 100644
--- a/chrome/locale/it-IT/zotero/zotero.dtd
+++ b/chrome/locale/it-IT/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Titolo:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Update feed every">
 <!ENTITY zotero.feedSettings.refresh.label2 "ora(e)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/ja-JP/zotero/zotero.dtd b/chrome/locale/ja-JP/zotero/zotero.dtd
index b5688a3bf..118e0a9df 100644
--- a/chrome/locale/ja-JP/zotero/zotero.dtd
+++ b/chrome/locale/ja-JP/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "題名:">
 <!ENTITY zotero.feedSettings.refresh.label1 "フィードを">
 <!ENTITY zotero.feedSettings.refresh.label2 "時間おきに更新する">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/km/zotero/zotero.dtd b/chrome/locale/km/zotero/zotero.dtd
index 5642afb1e..7051b4799 100644
--- a/chrome/locale/km/zotero/zotero.dtd
+++ b/chrome/locale/km/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Title:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Update feed every">
 <!ENTITY zotero.feedSettings.refresh.label2 "hour(s)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/ko-KR/zotero/zotero.dtd b/chrome/locale/ko-KR/zotero/zotero.dtd
index cbea3fd2c..8e1c4dcc7 100644
--- a/chrome/locale/ko-KR/zotero/zotero.dtd
+++ b/chrome/locale/ko-KR/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "제목:">
 <!ENTITY zotero.feedSettings.refresh.label1 "다음 간격으로 피드 업데이트: ">
 <!ENTITY zotero.feedSettings.refresh.label2 "시간">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/lt-LT/zotero/zotero.dtd b/chrome/locale/lt-LT/zotero/zotero.dtd
index 951797796..7732700bb 100644
--- a/chrome/locale/lt-LT/zotero/zotero.dtd
+++ b/chrome/locale/lt-LT/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Pavadinimas:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Atnaujinti kas">
 <!ENTITY zotero.feedSettings.refresh.label2 "val.">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/mn-MN/zotero/zotero.dtd b/chrome/locale/mn-MN/zotero/zotero.dtd
index 366310b76..a3fd9596e 100644
--- a/chrome/locale/mn-MN/zotero/zotero.dtd
+++ b/chrome/locale/mn-MN/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Title:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Update feed every">
 <!ENTITY zotero.feedSettings.refresh.label2 "hour(s)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/nb-NO/zotero/zotero.dtd b/chrome/locale/nb-NO/zotero/zotero.dtd
index 931c70b08..077f7341e 100644
--- a/chrome/locale/nb-NO/zotero/zotero.dtd
+++ b/chrome/locale/nb-NO/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Title:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Update feed every">
 <!ENTITY zotero.feedSettings.refresh.label2 "hour(s)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/nl-NL/zotero/zotero.dtd b/chrome/locale/nl-NL/zotero/zotero.dtd
index 9d51ad44b..245d6df95 100644
--- a/chrome/locale/nl-NL/zotero/zotero.dtd
+++ b/chrome/locale/nl-NL/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Title:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Update feed every">
 <!ENTITY zotero.feedSettings.refresh.label2 "hour(s)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/nn-NO/zotero/zotero.dtd b/chrome/locale/nn-NO/zotero/zotero.dtd
index d33748d56..bfe022027 100644
--- a/chrome/locale/nn-NO/zotero/zotero.dtd
+++ b/chrome/locale/nn-NO/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Title:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Update feed every">
 <!ENTITY zotero.feedSettings.refresh.label2 "hour(s)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/pl-PL/zotero/zotero.dtd b/chrome/locale/pl-PL/zotero/zotero.dtd
index 04b7c0aea..6611f6bf9 100644
--- a/chrome/locale/pl-PL/zotero/zotero.dtd
+++ b/chrome/locale/pl-PL/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Tytuł:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Aktualizuj kanał co">
 <!ENTITY zotero.feedSettings.refresh.label2 "godzin(y)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/pt-BR/zotero/zotero.dtd b/chrome/locale/pt-BR/zotero/zotero.dtd
index eb3ed4c6c..dbb12b13e 100644
--- a/chrome/locale/pt-BR/zotero/zotero.dtd
+++ b/chrome/locale/pt-BR/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Título:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Atualizar a fonte a cada">
 <!ENTITY zotero.feedSettings.refresh.label2 "hora(s)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/pt-PT/zotero/zotero.dtd b/chrome/locale/pt-PT/zotero/zotero.dtd
index 8efb14450..27ef911f3 100644
--- a/chrome/locale/pt-PT/zotero/zotero.dtd
+++ b/chrome/locale/pt-PT/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Título:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Actualizar feed a cada">
 <!ENTITY zotero.feedSettings.refresh.label2 "hora(s)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/ro-RO/zotero/zotero.dtd b/chrome/locale/ro-RO/zotero/zotero.dtd
index 04fe3fceb..fa9d0e9ed 100644
--- a/chrome/locale/ro-RO/zotero/zotero.dtd
+++ b/chrome/locale/ro-RO/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Titlu:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Actualizare flux la fiecare">
 <!ENTITY zotero.feedSettings.refresh.label2 "ore (oră)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/ru-RU/zotero/zotero.dtd b/chrome/locale/ru-RU/zotero/zotero.dtd
index 7ed120297..1648fd09b 100644
--- a/chrome/locale/ru-RU/zotero/zotero.dtd
+++ b/chrome/locale/ru-RU/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Заголовок:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Update feed every">
 <!ENTITY zotero.feedSettings.refresh.label2 "час(-а)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/sk-SK/zotero/zotero.dtd b/chrome/locale/sk-SK/zotero/zotero.dtd
index 65952fe30..6d6d4c7ba 100644
--- a/chrome/locale/sk-SK/zotero/zotero.dtd
+++ b/chrome/locale/sk-SK/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Názov:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Aktualizovať RSS správy každú">
 <!ENTITY zotero.feedSettings.refresh.label2 "hodinu(y)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/sl-SI/zotero/zotero.dtd b/chrome/locale/sl-SI/zotero/zotero.dtd
index 0a2f0856f..38ece3ad9 100644
--- a/chrome/locale/sl-SI/zotero/zotero.dtd
+++ b/chrome/locale/sl-SI/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Naslov:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Vir posodobi vsakih">
 <!ENTITY zotero.feedSettings.refresh.label2 "ur">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/sr-RS/zotero/zotero.dtd b/chrome/locale/sr-RS/zotero/zotero.dtd
index e447cf408..acc4299f2 100644
--- a/chrome/locale/sr-RS/zotero/zotero.dtd
+++ b/chrome/locale/sr-RS/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Наслов:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Ажурирај све доводе">
 <!ENTITY zotero.feedSettings.refresh.label2 "сат(и)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/sv-SE/zotero/zotero.dtd b/chrome/locale/sv-SE/zotero/zotero.dtd
index 6e63381e5..1ffe793cc 100644
--- a/chrome/locale/sv-SE/zotero/zotero.dtd
+++ b/chrome/locale/sv-SE/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Titel:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Uppdatera matning varje">
 <!ENTITY zotero.feedSettings.refresh.label2 "timme(ar)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/th-TH/zotero/zotero.dtd b/chrome/locale/th-TH/zotero/zotero.dtd
index 1b1d0015e..11096b609 100644
--- a/chrome/locale/th-TH/zotero/zotero.dtd
+++ b/chrome/locale/th-TH/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Title:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Update feed every">
 <!ENTITY zotero.feedSettings.refresh.label2 "hour(s)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/tr-TR/zotero/zotero.dtd b/chrome/locale/tr-TR/zotero/zotero.dtd
index 6cfc6779f..3fdce2ddc 100644
--- a/chrome/locale/tr-TR/zotero/zotero.dtd
+++ b/chrome/locale/tr-TR/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Başlık:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Beslemeyi her">
 <!ENTITY zotero.feedSettings.refresh.label2 "saatte yenile">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/uk-UA/zotero/zotero.dtd b/chrome/locale/uk-UA/zotero/zotero.dtd
index 44ed76804..5cbba0ca6 100644
--- a/chrome/locale/uk-UA/zotero/zotero.dtd
+++ b/chrome/locale/uk-UA/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Назва:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Оновлювати стрічку кожні">
 <!ENTITY zotero.feedSettings.refresh.label2 "годин">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/vi-VN/zotero/zotero.dtd b/chrome/locale/vi-VN/zotero/zotero.dtd
index 2219de821..66f6f27f1 100644
--- a/chrome/locale/vi-VN/zotero/zotero.dtd
+++ b/chrome/locale/vi-VN/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Title:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Update feed every">
 <!ENTITY zotero.feedSettings.refresh.label2 "hour(s)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/zh-CN/zotero/zotero.dtd b/chrome/locale/zh-CN/zotero/zotero.dtd
index fb33a28e3..a0d310fa0 100644
--- a/chrome/locale/zh-CN/zotero/zotero.dtd
+++ b/chrome/locale/zh-CN/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "标题:">
 <!ENTITY zotero.feedSettings.refresh.label1 "更新订阅 每">
 <!ENTITY zotero.feedSettings.refresh.label2 "小时">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">
diff --git a/chrome/locale/zh-TW/zotero/zotero.dtd b/chrome/locale/zh-TW/zotero/zotero.dtd
index 3f81f23bc..6c409dcc9 100644
--- a/chrome/locale/zh-TW/zotero/zotero.dtd
+++ b/chrome/locale/zh-TW/zotero/zotero.dtd
@@ -272,7 +272,7 @@
 <!ENTITY zotero.feedSettings.title.label "Title:">
 <!ENTITY zotero.feedSettings.refresh.label1 "Update feed every">
 <!ENTITY zotero.feedSettings.refresh.label2 "hour(s)">
-<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after ">
+<!ENTITY zotero.feedSettings.cleanupUnreadAfter.label1 "Remove unread feed items after">
 <!ENTITY zotero.feedSettings.cleanupUnreadAfter.label2 "day(s)">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label1 "Remove read feed items after ">
 <!ENTITY zotero.feedSettings.cleanupReadAfter.label2 "day(s)">