diff --git a/mozilla/xpcom/ds/nsBaseHashtable.h b/mozilla/xpcom/ds/nsBaseHashtable.h
index 78e56a0e8ba..6f6f66d2aef 100644
--- a/mozilla/xpcom/ds/nsBaseHashtable.h
+++ b/mozilla/xpcom/ds/nsBaseHashtable.h
@@ -39,7 +39,6 @@
 #define nsBaseHashtable_h__
 
 #include "nsTHashtable.h"
-#include NEW_H
 #include "prrwlock.h"
 #include "nsDebug.h"
 
diff --git a/mozilla/xpcom/ds/nsTHashtable.h b/mozilla/xpcom/ds/nsTHashtable.h
index b3a0065402c..0344d6322c5 100644
--- a/mozilla/xpcom/ds/nsTHashtable.h
+++ b/mozilla/xpcom/ds/nsTHashtable.h
@@ -41,6 +41,7 @@
 #include "nscore.h"
 #include "pldhash.h"
 #include "nsDebug.h"
+#include NEW_H
 
 /**
  * a base class for templated hashtables.