diff --git a/lib/driver/cdio_assert.h b/lib/driver/cdio_assert.h
index 8b020da2..43180518 100644
--- a/lib/driver/cdio_assert.h
+++ b/lib/driver/cdio_assert.h
@@ -19,7 +19,7 @@
 #ifndef __CDIO_ASSERT_H__
 #define __CDIO_ASSERT_H__
 
-#if defined(__GNUC__)
+#if defined(__GNUC__) && !defined(__MINGW32__)
 
 #if defined(HAVE_CONFIG_H) && !defined(__CDIO_CONFIG_H__)
 # include "config.h"