1 files changed, 2 insertions, 2 deletions
diff --git a/services/sync/tps/extensions/mozmill/resource/stdlib/EventUtils.js b/services/sync/tps/extensions/mozmill/resource/stdlib/EventUtils.js
index 7f08469f0..a821ab2e0 100644
--- a/services/sync/tps/extensions/mozmill/resource/stdlib/EventUtils.js
+++ b/services/sync/tps/extensions/mozmill/resource/stdlib/EventUtils.js
@@ -8,8 +8,8 @@ var EXPORTED_SYMBOLS = ["disableNonTestMouseEvents","sendMouseEvent", "sendChar"
                         "synthesizeText",
                         "synthesizeComposition", "synthesizeQuerySelectedText"];
 
-var Ci = Components.interfaces;
-var Cc = Components.classes;
+const Ci = Components.interfaces;
+const Cc = Components.classes;
 
 var window = Cc["@mozilla.org/appshell/appShellService;1"]
              .getService(Ci.nsIAppShellService).hiddenDOMWindow;