diff --git a/ChangeLog b/ChangeLog
index 2ae09f965..eef7f1fe2 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2010-09-02  Wolfgang Sourdeau  <wsourdeau@inverse.ca>
+
+	* UI/WebServerResources/UIxMailEditor.js:
+	(onMenuCheckReturnReceipt): the function has an event parameter
+	which we need. This fixes an exception occurring when clicking the
+	"Options" menu.
+
 2010-09-01  Wolfgang Sourdeau  <wsourdeau@inverse.ca>
 
 	* Tests/Unit/SOGoTest.m (-run): fixed build on GNUstep >= 1.20.
diff --git a/UI/WebServerResources/UIxMailEditor.js b/UI/WebServerResources/UIxMailEditor.js
index ef971add9..4873546d9 100644
--- a/UI/WebServerResources/UIxMailEditor.js
+++ b/UI/WebServerResources/UIxMailEditor.js
@@ -450,7 +450,7 @@ function initializePriorityMenu() {
     $(chosenNode).addClassName("_chosen");
 }
 
-function onMenuCheckReturnReceipt() {
+function onMenuCheckReturnReceipt(event) {
     event.cancelBubble = true;
 
     this.enabled = !this.enabled;