1 files changed, 2 insertions, 1 deletions
diff --git a/ui/gtk.c b/ui/gtk.c
index 84ac289e57..1c59de2af4 100644
--- a/ui/gtk.c
+++ b/ui/gtk.c
@@ -179,7 +179,8 @@ struct VCChardev {
 typedef struct VCChardev VCChardev;
 
 #define TYPE_CHARDEV_VC "chardev-vc"
-#define VC_CHARDEV(obj) OBJECT_CHECK(VCChardev, (obj), TYPE_CHARDEV_VC)
+DECLARE_INSTANCE_CHECKER(VCChardev, VC_CHARDEV,
+                         TYPE_CHARDEV_VC)
 
 bool gtk_use_gl_area;