1 files changed, 4 insertions, 4 deletions
diff --git a/widgets/misc/e-canvas-background.h b/widgets/misc/e-canvas-background.h
index b4da6d679a..4a8e3294fb 100644
--- a/widgets/misc/e-canvas-background.h
+++ b/widgets/misc/e-canvas-background.h
@@ -43,10 +43,10 @@ G_BEGIN_DECLS
 
 
 #define E_CANVAS_BACKGROUND_TYPE            (e_canvas_background_get_type ())
-#define E_CANVAS_BACKGROUND(obj)            (GTK_CHECK_CAST ((obj), E_CANVAS_BACKGROUND_TYPE, ECanvasBackground))
-#define E_CANVAS_BACKGROUND_CLASS(klass)    (GTK_CHECK_CLASS_CAST ((klass), E_CANVAS_BACKGROUND_TYPE, ECanvasBackgroundClass))
-#define E_IS_CANVAS_BACKGROUND(obj)         (GTK_CHECK_TYPE ((obj), E_CANVAS_BACKGROUND_TYPE))
-#define E_IS_CANVAS_BACKGROUND_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), E_CANVAS_BACKGROUND_TYPE))
+#define E_CANVAS_BACKGROUND(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), E_CANVAS_BACKGROUND_TYPE, ECanvasBackground))
+#define E_CANVAS_BACKGROUND_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass), E_CANVAS_BACKGROUND_TYPE, ECanvasBackgroundClass))
+#define E_IS_CANVAS_BACKGROUND(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), E_CANVAS_BACKGROUND_TYPE))
+#define E_IS_CANVAS_BACKGROUND_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), E_CANVAS_BACKGROUND_TYPE))
 
 typedef struct _ECanvasBackground      ECanvasBackground;
 typedef struct _ECanvasBackgroundClass ECanvasBackgroundClass;