diff --git a/libavdevice/v4l.c b/libavdevice/v4l.c
index 6742667f05..1be7adf49d 100644
--- a/libavdevice/v4l.c
+++ b/libavdevice/v4l.c
@@ -19,6 +19,8 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
+#include "avdevice.h"
+
 #if FF_API_V4L
 
 #undef __STRICT_ANSI__ //workaround due to broken kernel headers