diff --git a/tests/frontend/specs/redo.js b/tests/frontend/specs/redo.js
index 4f7c43f1..a8e874da 100644
--- a/tests/frontend/specs/redo.js
+++ b/tests/frontend/specs/redo.js
@@ -52,7 +52,7 @@ describe("undo button then redo button", function(){
     e.which = 90; // z
     inner$("#innerdocbody").trigger(e);
 
-    var e = inner$.Event(evtType);
+    var e = inner$.Event(helper.evtType);
     e.ctrlKey = true; // Control key
     e.which = 121; // y
     inner$("#innerdocbody").trigger(e);