diff --git a/apps/smartbatt/clkinfo.js b/apps/smartbatt/clkinfo.js
index cf31270b0..6a733a248 100644
--- a/apps/smartbatt/clkinfo.js
+++ b/apps/smartbatt/clkinfo.js
@@ -26,7 +26,7 @@
     var s=24,g=Graphics.createArrayBuffer(24,24,1,{msb:true});
     g.fillRect(0,6,s-3,18).clearRect(2,8,s-5,16).fillRect(s-2,10,s,15).fillRect(3,9,3+batt*(s-9)/100,15);
     g.transparent=0;
-    img=g.asImage("string");
+    return g.asImage("string");
   }
 
   //calls both updates for values and icons.