diff --git a/lib/ace/commands/command_manager_test.js b/lib/ace/commands/command_manager_test.js
index 76d973bb..902600be 100644
--- a/lib/ace/commands/command_manager_test.js
+++ b/lib/ace/commands/command_manager_test.js
@@ -188,7 +188,7 @@ module.exports = {
         assert.equal(command, "cm2");
 
         var command = this.cm.findKeyCommand(0, "return");
-        assert.equal(command, "cm3");
+        assert.equal(command + "", ["cm4", "cm3"] + "");
     }
 };