diff --git a/chrome/content/zotero/locale/csl b/chrome/content/zotero/locale/csl
index 67de2bc8f..5b7a687df 160000
--- a/chrome/content/zotero/locale/csl
+++ b/chrome/content/zotero/locale/csl
@@ -1 +1 @@
-Subproject commit 67de2bc8f2d22247463b1b84caf9bf0ab100f2fa
+Subproject commit 5b7a687df6464af87eaacc4088bd136ec1039d1b
diff --git a/chrome/content/zotero/xpcom/zotero.js b/chrome/content/zotero/xpcom/zotero.js
index 7aaa5ed41..2781cedf9 100644
--- a/chrome/content/zotero/xpcom/zotero.js
+++ b/chrome/content/zotero/xpcom/zotero.js
@@ -36,7 +36,7 @@ const ZOTERO_CONFIG = {
 	API_VERSION: 2,
 	PREF_BRANCH: 'extensions.zotero.',
 	BOOKMARKLET_URL: 'https://www.zotero.org/bookmarklet/',
-	VERSION: "4.0a1.SOURCE"
+	VERSION: "4.0b1.SOURCE"
 };
 
 // Commonly used imports accessible anywhere
diff --git a/install.rdf b/install.rdf
index 75a125ab1..afe9848f2 100644
--- a/install.rdf
+++ b/install.rdf
@@ -6,7 +6,7 @@
   
     <em:id>zotero@chnm.gmu.edu</em:id>
     <em:name>Zotero</em:name>
-    <em:version>4.0a1.SOURCE</em:version>
+    <em:version>4.0b1.SOURCE</em:version>
     <em:creator>Center for History and New Media<br/>George Mason University</em:creator>
     <em:contributor>Dan Cohen</em:contributor>
     <em:contributor>Sean Takats</em:contributor>
diff --git a/resource/schema/repotime.txt b/resource/schema/repotime.txt
index 30a88b5b8..af39ad478 100644
--- a/resource/schema/repotime.txt
+++ b/resource/schema/repotime.txt
@@ -1 +1 @@
-2013-03-20 06:25:00
+2013-03-22 05:55:00
diff --git a/translators b/translators
index ed58b9977..f23d8732c 160000
--- a/translators
+++ b/translators
@@ -1 +1 @@
-Subproject commit ed58b9977976ed42cdbaab0f129adb83c287664c
+Subproject commit f23d8732c02c256423d4fbd6d85f9bca2d5336c2
diff --git a/update.rdf b/update.rdf
index 034943baa..43d0e5f92 100644
--- a/update.rdf
+++ b/update.rdf
@@ -7,7 +7,7 @@
     <RDF:Seq>
       <RDF:li>
         <RDF:Description>
-          <version>4.0a1.SOURCE</version>
+          <version>4.0b1.SOURCE</version>
           <targetApplication>
             <RDF:Description>
               <id>{ec8030f7-c20a-464f-9b0e-13a3a9e97384}</id>