diff --git a/ext/ffmpeg/gstffmpegviddec.c b/ext/ffmpeg/gstffmpegviddec.c
index ec4fc3f583..c4e0fa1609 100644
--- a/ext/ffmpeg/gstffmpegviddec.c
+++ b/ext/ffmpeg/gstffmpegviddec.c
@@ -585,7 +585,7 @@ gst_ffmpegviddec_get_buffer (AVCodecContext * context, AVFrame * picture)
   /* Fill avpicture */
   info = &ffmpegdec->output_state->info;
   if (!gst_video_frame_map (&dframe->vframe, info, dframe->frame->output_buffer,
-          GST_MAP_READ | GST_MAP_WRITE))
+          GST_MAP_READWRITE))
     goto invalid_frame;
   dframe->mapped = TRUE;