1 files changed, 5 insertions, 0 deletions
diff --git a/libavcodec/vc1.h b/libavcodec/vc1.h
index 04568ca492..f898265905 100644
--- a/libavcodec/vc1.h
+++ b/libavcodec/vc1.h
@@ -20,6 +20,9 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
+#ifndef AVCODEC_VC1_H
+#define AVCODEC_VC1_H
+
 #include "avcodec.h"
 #include "mpegvideo.h"
 
@@ -300,3 +303,5 @@ typedef struct VC1Context{
     int p_frame_skipped;
     int bi_type;
 } VC1Context;
+
+#endif