diff --git a/chrome/content/scaffold/scaffold.xul b/chrome/content/scaffold/scaffold.xul
index 86e42b1496..b95a3db499 100644
--- a/chrome/content/scaffold/scaffold.xul
+++ b/chrome/content/scaffold/scaffold.xul
@@ -55,7 +55,7 @@
 	<script src="chrome://global/content/contentAreaUtils.js"/>
 
 	<commandset id="mainCommandSet">
-		<command id="cmd_quitApplication" oncommand="goQuitApplication();"/>
+		<command id="cmd_quitApplication" oncommand="goQuitApplication(event);"/>
 		<command id="cmd_close" oncommand="window.close();"/>
 
 		<command id="cmd_undo" oncommand="Scaffold.trigger('undo', 'cmd_undo')"/>
diff --git a/chrome/content/zotero/reader.xul b/chrome/content/zotero/reader.xul
index 16ac27a6fa..73f2f5f72d 100644
--- a/chrome/content/zotero/reader.xul
+++ b/chrome/content/zotero/reader.xul
@@ -31,7 +31,7 @@
 	<script src="include.js"/>
 	<commandset id="mainCommandSet">
 		<!--FILE-->
-		<command id="cmd_quitApplication" oncommand="goQuitApplication();"/>
+		<command id="cmd_quitApplication" oncommand="goQuitApplication(event);"/>
 		<command id="cmd_close" oncommand="window.close();"/>
 		
 		<!--EDIT-->
diff --git a/chrome/content/zotero/standalone/hiddenWindow.xul b/chrome/content/zotero/standalone/hiddenWindow.xul
index 7bb9d42ba0..aa1ba863be 100644
--- a/chrome/content/zotero/standalone/hiddenWindow.xul
+++ b/chrome/content/zotero/standalone/hiddenWindow.xul
@@ -60,7 +60,7 @@
 		}
 	</script>
 	<commandset id="mainCommandSet">
-		<command id="cmd_quitApplication" oncommand="goQuitApplication();"/>
+		<command id="cmd_quitApplication" oncommand="goQuitApplication(event);"/>
 		<command id="cmd_close" disabled="true"/>
 		<command id="minimizeWindow" disabled="true"/>
 		<command id="zoomWindow" disabled="true"/>
diff --git a/chrome/content/zotero/zoteroPane.xhtml b/chrome/content/zotero/zoteroPane.xhtml
index 1aafef3b61..40b7fd2aca 100644
--- a/chrome/content/zotero/zoteroPane.xhtml
+++ b/chrome/content/zotero/zoteroPane.xhtml
@@ -85,7 +85,7 @@
 	
 	<commandset id="mainCommandSet">
 		<!--FILE-->
-		<command id="cmd_quitApplication" oncommand="goQuitApplication();"/>
+		<command id="cmd_quitApplication" oncommand="goQuitApplication(event);"/>
 		<command id="cmd_close" oncommand="window.close();"/>
 		
 		<!--EDIT-->