diff --git a/config.tests/directshow/main.cpp b/config.tests/directshow/main.cpp
index 972a57c1..3ebd7ac1 100644
--- a/config.tests/directshow/main.cpp
+++ b/config.tests/directshow/main.cpp
@@ -42,6 +42,12 @@
 #include <dshow.h>
 #include <d3d9.h>
 #include <vmr9.h>
+
+#pragma include_alias("dxtrans.h","qedit.h")
+#define __IDxtCompositor_INTERFACE_DEFINED__
+#define __IDxtAlphaSetter_INTERFACE_DEFINED__
+#define __IDxtJpeg_INTERFACE_DEFINED__
+#define __IDxtKey_INTERFACE_DEFINED__
 #include <qedit.h>
 
 int main(int, char**)