diff --git a/tests/Control/LayerSwitcher.html b/tests/Control/LayerSwitcher.html
index 4af355f795..7b1e56859f 100644
--- a/tests/Control/LayerSwitcher.html
+++ b/tests/Control/LayerSwitcher.html
@@ -3,6 +3,7 @@
   <script src="../OLLoader.js"></script>
   <script type="text/javascript">
     var map; 
+    OpenLayers.Lang.setCode('en');
 
     function test_Control_LayerSwitcher_constructor (t) {
         t.plan( 2 );