--- a/suite/common/pref/pref-sync.js
+++ b/suite/common/pref/pref-sync.js
@@ -103,20 +103,20 @@ let gSyncPane = {
 
   startOver: function (showDialog) {
     if (showDialog) {
       let flags = Services.prompt.BUTTON_POS_0 * Services.prompt.BUTTON_TITLE_IS_STRING +
                   Services.prompt.BUTTON_POS_1 * Services.prompt.BUTTON_TITLE_CANCEL;
       let prefutilitiesBundle = document.getElementById("bundle_prefutilities");
       let buttonChoice =
         Services.prompt.confirmEx(window,
-                                  bundle_prefutilities.getString("stopUsingAccount.title"),
-                                  bundle_prefutilities.getString("differentAccount.label"),
+                                  prefutilitiesBundle.getString("stopUsingAccount.title"),
+                                  prefutilitiesBundle.getString("differentAccount.label"),
                                   flags,
-                                  bundle_prefutilities.getString("differentAccountConfirm.label"),
+                                  prefutilitiesBundle.getString("differentAccountConfirm.label"),
                                   null, null, null, {});
 
       // If the user selects cancel, just bail
       if (buttonChoice == 1)
         return;
     }
 
     Weave.Service.startOver();