diff --git a/libavcodec/amfenc_h264.c b/libavcodec/amfenc_h264.c
index 2c082e93bd..7f2817f115 100644
--- a/libavcodec/amfenc_h264.c
+++ b/libavcodec/amfenc_h264.c
@@ -366,6 +366,7 @@ static const AVCodecDefault defaults[] = {
     { "b",          "2M"  },
     { "g",          "250" },
     { "slices",     "1"   },
+    { "flags",      "+loop"},
     { NULL                },
 };