diff --git a/content/xul/content/src/nsXULElement.cpp b/content/xul/content/src/nsXULElement.cpp
index ac88ca3e2f9c..e34cd7118702 100644
--- a/content/xul/content/src/nsXULElement.cpp
+++ b/content/xul/content/src/nsXULElement.cpp
@@ -2815,7 +2815,8 @@ RDFElementImpl::HandleDOMEvent(nsIPresContext& aPresContext,
         GetTagName(tagName);
         if (aEvent->message == NS_MENU_ACTION || aEvent->message == NS_MENU_CREATE ||
             aEvent->message == NS_MENU_DESTROY || aEvent->message == NS_FORM_SELECTED ||
-            aEvent->message == NS_FORM_CHANGE || 
+            aEvent->message == NS_FORM_CHANGE || aEvent->message == NS_DRAGDROP_ENTER ||
+            aEvent->message == NS_DRAGDROP_EXIT ||
             tagName == "menu" || tagName == "menuitem" ||
             tagName == "menubar" || tagName == "key" || tagName == "keyset") {
             nsCOMPtr<nsIEventListenerManager> listenerManager;
diff --git a/rdf/content/src/nsRDFElement.cpp b/rdf/content/src/nsRDFElement.cpp
index ac88ca3e2f9c..e34cd7118702 100644
--- a/rdf/content/src/nsRDFElement.cpp
+++ b/rdf/content/src/nsRDFElement.cpp
@@ -2815,7 +2815,8 @@ RDFElementImpl::HandleDOMEvent(nsIPresContext& aPresContext,
         GetTagName(tagName);
         if (aEvent->message == NS_MENU_ACTION || aEvent->message == NS_MENU_CREATE ||
             aEvent->message == NS_MENU_DESTROY || aEvent->message == NS_FORM_SELECTED ||
-            aEvent->message == NS_FORM_CHANGE || 
+            aEvent->message == NS_FORM_CHANGE || aEvent->message == NS_DRAGDROP_ENTER ||
+            aEvent->message == NS_DRAGDROP_EXIT ||
             tagName == "menu" || tagName == "menuitem" ||
             tagName == "menubar" || tagName == "key" || tagName == "keyset") {
             nsCOMPtr<nsIEventListenerManager> listenerManager;
diff --git a/rdf/content/src/nsXULElement.cpp b/rdf/content/src/nsXULElement.cpp
index ac88ca3e2f9c..e34cd7118702 100644
--- a/rdf/content/src/nsXULElement.cpp
+++ b/rdf/content/src/nsXULElement.cpp
@@ -2815,7 +2815,8 @@ RDFElementImpl::HandleDOMEvent(nsIPresContext& aPresContext,
         GetTagName(tagName);
         if (aEvent->message == NS_MENU_ACTION || aEvent->message == NS_MENU_CREATE ||
             aEvent->message == NS_MENU_DESTROY || aEvent->message == NS_FORM_SELECTED ||
-            aEvent->message == NS_FORM_CHANGE || 
+            aEvent->message == NS_FORM_CHANGE || aEvent->message == NS_DRAGDROP_ENTER ||
+            aEvent->message == NS_DRAGDROP_EXIT ||
             tagName == "menu" || tagName == "menuitem" ||
             tagName == "menubar" || tagName == "key" || tagName == "keyset") {
             nsCOMPtr<nsIEventListenerManager> listenerManager;