diff --git a/widget/src/windows/nsDataObj.h b/widget/src/windows/nsDataObj.h
index e8703175ebec..7f13d7366eec 100644
--- a/widget/src/windows/nsDataObj.h
+++ b/widget/src/windows/nsDataObj.h
@@ -15,7 +15,7 @@
 
 #include "OLEIDL.H"
 
-#include "Ddforw.h"
+//#include "Ddforw.h"
 #include "nsString.h"
 
 #define MAX_FORMATS 32
diff --git a/widget/src/windows/nsDragSource.cpp b/widget/src/windows/nsDragSource.cpp
index bf9a24303ec4..c15843498b82 100644
--- a/widget/src/windows/nsDragSource.cpp
+++ b/widget/src/windows/nsDragSource.cpp
@@ -18,7 +18,7 @@
 
 #include "nsDragSource.h"
 #include "nsITransferable.h"
-#include "DROPSRC.h"
+//#include "DROPSRC.h"
 
 
 static NS_DEFINE_IID(kIDragSourceIID,   NS_IDRAGSOURCE_IID);