diff --git a/mozilla/editor/base/nsEditorEventListeners.cpp b/mozilla/editor/base/nsEditorEventListeners.cpp
index ef8b2cb8c4a..acd40b8a206 100644
--- a/mozilla/editor/base/nsEditorEventListeners.cpp
+++ b/mozilla/editor/base/nsEditorEventListeners.cpp
@@ -31,7 +31,7 @@
 static NS_DEFINE_IID(kIDOMElementIID, NS_IDOMELEMENT_IID);
 static NS_DEFINE_IID(kIDOMCharacterDataIID, NS_IDOMCHARACTERDATA_IID);
 
-//#define NEW_CLIPBOARD_SUPPORT
+#define NEW_CLIPBOARD_SUPPORT
 
 #ifdef NEW_CLIPBOARD_SUPPORT
 
diff --git a/mozilla/editor/libeditor/text/nsEditorEventListeners.cpp b/mozilla/editor/libeditor/text/nsEditorEventListeners.cpp
index ef8b2cb8c4a..acd40b8a206 100644
--- a/mozilla/editor/libeditor/text/nsEditorEventListeners.cpp
+++ b/mozilla/editor/libeditor/text/nsEditorEventListeners.cpp
@@ -31,7 +31,7 @@
 static NS_DEFINE_IID(kIDOMElementIID, NS_IDOMELEMENT_IID);
 static NS_DEFINE_IID(kIDOMCharacterDataIID, NS_IDOMCHARACTERDATA_IID);
 
-//#define NEW_CLIPBOARD_SUPPORT
+#define NEW_CLIPBOARD_SUPPORT
 
 #ifdef NEW_CLIPBOARD_SUPPORT