diff --git a/libavutil/tests/audio_fifo.c b/libavutil/tests/audio_fifo.c
index e107166eb1..c9d6bfc7db 100644
--- a/libavutil/tests/audio_fifo.c
+++ b/libavutil/tests/audio_fifo.c
@@ -15,6 +15,7 @@
  * License along with FFmpeg; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
+#include "config.h"
 
 #include <stdlib.h>
 #include <stdio.h>