diff --git a/libavcodec/vmnc.c b/libavcodec/vmnc.c
index 4874caf7dc..a97655a27c 100644
--- a/libavcodec/vmnc.c
+++ b/libavcodec/vmnc.c
@@ -520,6 +520,7 @@ AVCodec vmnc_decoder = {
     NULL,
     decode_end,
     decode_frame,
+    CODEC_CAP_DR1,
     .long_name = NULL_IF_CONFIG_SMALL("VMware Screen Codec / VMware Video"),
 };