diff --git a/libavcodec/h264.c b/libavcodec/h264.c
index ebdfc8c3e5..862e7a0da5 100644
--- a/libavcodec/h264.c
+++ b/libavcodec/h264.c
@@ -2259,6 +2259,7 @@ static int frame_start(H264Context *h){
         memset(h->slice_table, -1, (s->mb_height*s->mb_stride-1) * sizeof(uint8_t));
 
 //    s->decode= (s->flags&CODEC_FLAG_PSNR) || !s->encoding || s->current_picture.reference /*|| h->contains_intra*/ || 1;
+    s->current_picture_ptr->reference= 0;
     return 0;
 }