diff --git a/sources/gstreamer-sharp.metadata b/sources/gstreamer-sharp.metadata
index bd575fe2e9..e1a67dbb2e 100644
--- a/sources/gstreamer-sharp.metadata
+++ b/sources/gstreamer-sharp.metadata
@@ -202,6 +202,9 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
//boxed[@cname='GstVideoCodecFrame']
true
gpointer
+ GList*
+ GSList*
+ true
true