diff --git a/src/backends/native/meta-crtc-kms.c b/src/backends/native/meta-crtc-kms.c
index 89d6f40a8..ed799cd65 100644
--- a/src/backends/native/meta-crtc-kms.c
+++ b/src/backends/native/meta-crtc-kms.c
@@ -37,6 +37,8 @@
 
 struct _MetaCrtcKms
 {
+  MetaCrtc parent;
+
   MetaKmsCrtc *kms_crtc;
 
   MetaKmsPlane *primary_plane;