diff --git a/content/base/src/nsNodeInfoManager.h b/content/base/src/nsNodeInfoManager.h
index cd433b9e67a..2c1a8fe6f4d 100644
--- a/content/base/src/nsNodeInfoManager.h
+++ b/content/base/src/nsNodeInfoManager.h
@@ -44,7 +44,6 @@
 
 #include "nsCOMPtr.h" // for already_AddRefed
 #include "plhash.h"
-#include "prlog.h"
 #include "nsAutoPtr.h"
 
 class nsIAtom;