diff --git a/Web/static/js/messagebox.js b/Web/static/js/messagebox.js
index 6c5bd8c0..1071cded 100644
--- a/Web/static/js/messagebox.js
+++ b/Web/static/js/messagebox.js
@@ -24,10 +24,10 @@ function MessageBox(title, body, buttons, callbacks) {
             };
             
             Reflect.apply(callbacks[callback], {
-                closeDialog: __closeDialog()
+                closeDialog: () => __closeDialog()
             }, [e]);
         
             __closeDialog();
         });
     });
-}
\ No newline at end of file
+}