diff --git a/_keysnail.js b/_keysnail.js
index cffc56e..8552dc5 100644
--- a/_keysnail.js
+++ b/_keysnail.js
@@ -389,9 +389,9 @@ var autoSaveTabList = (function(){
     }
   }
 
-  function enableTimer(sec){
+  function enableTimer(ev, sec){
     sec = sec || default_timer_interval;
-    // __timer = window.setInterval(saveCurrentList, sec * 1000);
+    __timer = window.setInterval(saveCurrentList, sec * 1000);
     display.showPopup("AutoSaveTabList",
                       "Auto save enabled for every " + sec.toString() + " sec");
   }