diff --git a/libavfilter/vf_blend.c b/libavfilter/vf_blend.c
index 782bf4bf8f..434b470561 100644
--- a/libavfilter/vf_blend.c
+++ b/libavfilter/vf_blend.c
@@ -338,7 +338,6 @@ static av_cold void uninit(AVFilterContext *ctx)
     BlendContext *b = ctx->priv;
     int i;
 
-    av_opt_free(b);
     ff_bufqueue_discard_all(&b->queue_top);
     ff_bufqueue_discard_all(&b->queue_bottom);
 
diff --git a/libavfilter/vf_noise.c b/libavfilter/vf_noise.c
index e9a4aa3a29..a2079b8741 100644
--- a/libavfilter/vf_noise.c
+++ b/libavfilter/vf_noise.c
@@ -322,7 +322,6 @@ static av_cold void uninit(AVFilterContext *ctx)
 
     for (i = 0; i < 4; i++)
         av_freep(&n->param[i].noise);
-    av_opt_free(n);
 }
 
 static const AVFilterPad noise_inputs[] = {