diff --git a/editor/libeditor/html/nsHTMLDataTransfer.cpp b/editor/libeditor/html/nsHTMLDataTransfer.cpp
index e5a0e4e379f..2dc2fc2b15f 100644
--- a/editor/libeditor/html/nsHTMLDataTransfer.cpp
+++ b/editor/libeditor/html/nsHTMLDataTransfer.cpp
@@ -95,8 +95,6 @@ class nsISupports;
 using namespace mozilla;
 using namespace mozilla::dom;
 
-const PRUnichar nbsp = 160;
-
 #define kInsertCookie  "_moz_Insert Here_moz_"
 
 // some little helpers