diff --git a/chrome/content/zotero/preferences/preferences_advanced.xul b/chrome/content/zotero/preferences/preferences_advanced.xul
index d6cfad265..e95bc6aa8 100644
--- a/chrome/content/zotero/preferences/preferences_advanced.xul
+++ b/chrome/content/zotero/preferences/preferences_advanced.xul
@@ -198,6 +198,8 @@
 				</tabpanel>
 			</tabpanels>
 		</tabbox>
+		
+		<separator/>
 	</prefpane>
 	
 	<script src="preferences_advanced.js" type="application/javascript;version=1.8"/>
diff --git a/chrome/content/zotero/preferences/preferences_export.xul b/chrome/content/zotero/preferences/preferences_export.xul
index 7549c5457..a9df43d72 100644
--- a/chrome/content/zotero/preferences/preferences_export.xul
+++ b/chrome/content/zotero/preferences/preferences_export.xul
@@ -76,6 +76,7 @@
 		<!-- Unclear why this is necessary to prevent the menulist from getting cut off -->
 		<separator/>
 		<separator/>
+		<separator/>
 		
 		<script src="preferences_export.js" type="application/javascript;version=1.8"/>
 	</prefpane>
diff --git a/chrome/content/zotero/preferences/preferences_general.xul b/chrome/content/zotero/preferences/preferences_general.xul
index c67cd6e7c..f1217034f 100644
--- a/chrome/content/zotero/preferences/preferences_general.xul
+++ b/chrome/content/zotero/preferences/preferences_general.xul
@@ -129,8 +129,6 @@
 				<checkbox label="&zotero.preferences.groups.tags;" preference="pref-groups-copyTags"/>
 			</vbox>
 		</groupbox>
-		
-		<separator/>
 	</prefpane>
 	
 	<script src="preferences_general.js" type="application/javascript;version=1.8"/>
diff --git a/chrome/content/zotero/preferences/preferences_search.xul b/chrome/content/zotero/preferences/preferences_search.xul
index a73f18a53..9be0c93f0 100644
--- a/chrome/content/zotero/preferences/preferences_search.xul
+++ b/chrome/content/zotero/preferences/preferences_search.xul
@@ -110,8 +110,6 @@
 				</rows>
 			</grid>
 		</groupbox>
-		
-		<separator/>
 	</prefpane>
 	
 	<script src="preferences_search.js" type="application/javascript;version=1.8"/>
diff --git a/chrome/content/zotero/preferences/preferences_sync.xul b/chrome/content/zotero/preferences/preferences_sync.xul
index 2a4d41bb1..c44671666 100644
--- a/chrome/content/zotero/preferences/preferences_sync.xul
+++ b/chrome/content/zotero/preferences/preferences_sync.xul
@@ -311,8 +311,6 @@
 				</tabpanel>
 			</tabpanels>
 		</tabbox>
-		
-		<separator/>
 	</prefpane>
 	
 	<script src="preferences_sync.js" type="application/javascript;version=1.8"/>