diff --git a/libavcodec/vc1.c b/libavcodec/vc1.c
index 0f8a42c45a..77e71db778 100644
--- a/libavcodec/vc1.c
+++ b/libavcodec/vc1.c
@@ -863,6 +863,7 @@ int vc1_parse_frame_header_adv(VC1Context *v, GetBitContext* gb)
         }
     }
     if(v->panscanflag) {
+        av_log_missing_feature(v->s.avctx, "Pan-scan", 0);
         //...
     }
     v->rnd = get_bits1(gb);