diff --git a/libavcodec/dvdsubdec.c b/libavcodec/dvdsubdec.c
index 8abf700688..6c0756b6a4 100644
--- a/libavcodec/dvdsubdec.c
+++ b/libavcodec/dvdsubdec.c
@@ -353,6 +353,7 @@ static int decode_dvd_subtitles(AVSubtitle *sub_header,
                 sub_header->rects[0]->y = y1;
                 sub_header->rects[0]->w = w;
                 sub_header->rects[0]->h = h;
+                sub_header->rects[0]->type = SUBTITLE_BITMAP;
                 sub_header->rects[0]->pict.linesize[0] = w;
             }
         }
diff --git a/libavcodec/xsubdec.c b/libavcodec/xsubdec.c
index ccb9bf92e5..4754987f54 100644
--- a/libavcodec/xsubdec.c
+++ b/libavcodec/xsubdec.c
@@ -91,6 +91,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size,
     av_freep(&sub->rects[0]->pict.data[0]);
     sub->rects[0]->x = x; sub->rects[0]->y = y;
     sub->rects[0]->w = w; sub->rects[0]->h = h;
+    sub->rects[0]->type = SUBTITLE_BITMAP;
     sub->rects[0]->pict.linesize[0] = w;
     sub->rects[0]->pict.data[0] = av_malloc(w * h);
     sub->rects[0]->nb_colors = 4;