diff --git a/libavformat/movenc.c b/libavformat/movenc.c
index 5b1e66c897..d681d519e6 100644
--- a/libavformat/movenc.c
+++ b/libavformat/movenc.c
@@ -491,10 +491,7 @@ concatenate:
         if (info->num_blocks != 6)
             goto end;
         av_packet_unref(pkt);
-        ret = av_packet_ref(pkt, &info->pkt);
-        if (ret < 0)
-            goto end;
-        av_packet_unref(&info->pkt);
+        av_packet_move_ref(pkt, &info->pkt);
         info->num_blocks = 0;
     }
     ret = pkt->size;