diff --git a/demux/demux_mf.c b/demux/demux_mf.c
index c1cc5d79f3..3f79c547f1 100644
--- a/demux/demux_mf.c
+++ b/demux/demux_mf.c
@@ -39,7 +39,7 @@
 
 typedef struct mf {
     struct mp_log *log;
-    struct sh_video *sh;
+    struct sh_stream *sh;
     int curr_frame;
     int nr_of_files;
     char **names;
@@ -165,7 +165,7 @@ static void demux_seek_mf(demuxer_t *demuxer, double rel_seek_secs, int flags)
     if (flags & SEEK_FACTOR)
         newpos += rel_seek_secs * (mf->nr_of_files - 1);
     else
-        newpos += rel_seek_secs * mf->sh->fps;
+        newpos += rel_seek_secs * mf->sh->video->fps;
     if (newpos < 0)
         newpos = 0;
     if (newpos >= mf->nr_of_files)
@@ -199,7 +199,7 @@ static int demux_mf_fill_buffer(demuxer_t *demuxer)
             demux_packet_t *dp = new_demux_packet(data.len);
             if (dp) {
                 memcpy(dp->buffer, data.start, data.len);
-                dp->pts = mf->curr_frame / mf->sh->fps;
+                dp->pts = mf->curr_frame / mf->sh->video->fps;
                 dp->keyframe = true;
                 demux_add_packet(mf->sh, dp);
             }
@@ -324,7 +324,9 @@ static int demux_open_mf(demuxer_t *demuxer, enum demux_check check)
     sh_video->disp_h = 0;
     sh_video->fps = demuxer->opts->mf_fps;
 
-    mf->sh = sh_video;
+    demux_add_sh_stream(demuxer, sh);
+
+    mf->sh = sh;
     demuxer->priv = (void *)mf;
     demuxer->seekable = true;
 
@@ -344,7 +346,7 @@ static int demux_control_mf(demuxer_t *demuxer, int cmd, void *arg)
 
     switch (cmd) {
     case DEMUXER_CTRL_GET_TIME_LENGTH:
-        *((double *)arg) = (double)mf->nr_of_files / mf->sh->fps;
+        *((double *)arg) = (double)mf->nr_of_files / mf->sh->video->fps;
         return DEMUXER_CTRL_OK;
 
     default: