diff --git a/dlls/d3dx9_31/d3dx9_31_main.c b/dlls/d3dx9_31/d3dx9_31_main.c
index 44dd5342027..3f38b840b53 100644
--- a/dlls/d3dx9_31/d3dx9_31_main.c
+++ b/dlls/d3dx9_31/d3dx9_31_main.c
@@ -28,12 +28,9 @@
 #include "winbase.h"
 #include "wingdi.h"
 #include "winuser.h"
-#include "wine/debug.h"
 
 #include "d3dx9.h"
 
-WINE_DEFAULT_DEBUG_CHANNEL(d3dx);
-
 /***********************************************************************
  * DllMain.
  */