diff --git a/desmume/src/windows/aviout.cpp b/desmume/src/windows/aviout.cpp
index 3a839ee19..a3892c7db 100644
--- a/desmume/src/windows/aviout.cpp
+++ b/desmume/src/windows/aviout.cpp
@@ -25,7 +25,7 @@
 #include "console.h"
 #include "gfx3d.h"
 #include "aviout.h"
-#include "../GPU_OSD.h"
+#include "../GPU_osd.h"
 
 #include <assert.h>
 #include <vfw.h>