diff --git a/xpfe/communicator/resources/content/mac/platformGlobalOverlay.xul b/xpfe/communicator/resources/content/mac/platformGlobalOverlay.xul
index 9d2eb3e2a22a..d9aae37ace3a 100644
--- a/xpfe/communicator/resources/content/mac/platformGlobalOverlay.xul
+++ b/xpfe/communicator/resources/content/mac/platformGlobalOverlay.xul
@@ -24,6 +24,6 @@
 	<key id="key_redo" shift="true" xulkey="true" key="&redoCmd.key;" observes="cmd_redo"/>
 	
 	<!-- Delete Key -->
-	<key id="key_delete" keycode="VK_BACK" observes="cmd_delete"/>
+	<key id="key_delete" keycode="VK_BACK" shift="false" alt="false" meta="false" control="false" observes="cmd_delete"/>
 
 </overlay>