diff --git a/app/ui.js b/app/ui.js
index 3d715c25..52078856 100644
--- a/app/ui.js
+++ b/app/ui.js
@@ -1147,7 +1147,6 @@ var UI;
 
         // Update parameters that depend on the clip setting
         updateViewClip: function() {
-            var display;
             if (!UI.rfb) return;
 
             var display = UI.rfb.get_display();