Index: trunk/src_plugins/hid_gtk3_cairo/gtkhid-cairo.c
===================================================================
--- trunk/src_plugins/hid_gtk3_cairo/gtkhid-cairo.c	(revision 26890)
+++ trunk/src_plugins/hid_gtk3_cairo/gtkhid-cairo.c	(revision 26891)
@@ -1191,7 +1191,7 @@
 	}
 	else if (ghidgui->port.drawing_area != NULL) {
 		/* Queue a GTK expose when changes are complete */
-		ghid_draw_area_update(ghidgui->port, NULL);
+		ghid_draw_area_update(&ghidgui->port, NULL);
 	}
 }