diff --git a/libavfilter/vf_swaprect.c b/libavfilter/vf_swaprect.c
index 340175927f..a46762738a 100644
--- a/libavfilter/vf_swaprect.c
+++ b/libavfilter/vf_swaprect.c
@@ -252,4 +252,5 @@ AVFilter ff_vf_swaprect = {
     .uninit        = uninit,
     .inputs        = inputs,
     .outputs       = outputs,
+    .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
 };