1 files changed, 1 insertions, 0 deletions
diff --git a/video/out/vo.c b/video/out/vo.c
index 3e6a2c7070..afd4b4c792 100644
--- a/video/out/vo.c
+++ b/video/out/vo.c
@@ -173,6 +173,7 @@ static bool get_desc(struct m_obj_desc *dst, int index)
         .priv_defaults = vo->priv_defaults,
         .options = vo->options,
         .global_opts = vo->global_opts,
+        .legacy_prefix = vo->legacy_prefix,
         .hidden = vo->encode || !strcmp(vo->name, "opengl-cb"),
         .p = vo,
     };