diff --git a/source/libublsettings-gtk3.c b/source/libublsettings-gtk3.c
index 69e3d0a..eb592b4 100644
--- a/source/libublsettings-gtk3.c
+++ b/source/libublsettings-gtk3.c
@@ -358,7 +358,7 @@ void yon_terminal_integrated_start(GtkWidget *terminal, char* command, void *end
         }
     }
 
-    void yon_on_window_config_custom_window_destroy(GtkWindow *window, char *window_name){
+    void yon_on_window_config_custom_window_destroy(GtkWindow *window, GdkEvent* event, char *window_name){
         if (!gtk_window_is_maximized(window)){
             int height=0;
             int width=0;