diff --git a/libavutil/avassert.h b/libavutil/avassert.h
index 51e462bbae..1895fb7551 100644
--- a/libavutil/avassert.h
+++ b/libavutil/avassert.h
@@ -28,6 +28,9 @@
 #define AVUTIL_AVASSERT_H
 
 #include <stdlib.h>
+#ifdef HAVE_AV_CONFIG_H
+#   include "config.h"
+#endif
 #include "log.h"
 #include "macros.h"