diff --git a/video/filter/vf_lavfi.c b/video/filter/vf_lavfi.c
index 2002c97d16..fd7c1b3001 100644
--- a/video/filter/vf_lavfi.c
+++ b/video/filter/vf_lavfi.c
@@ -326,6 +326,10 @@ static void reset(vf_instance_t *vf)
     struct mp_image_params *f = &vf->fmt_in;
     if (p->graph && f->imgfmt)
         recreate_graph(vf, f->w, f->h, f->d_w, f->d_h, f->imgfmt);
+    if (p->metadata) {
+        talloc_free(p->metadata);
+        p->metadata = NULL;
+    }
 }
 
 static int control(vf_instance_t *vf, int request, void *data)