diff --git a/lib/OpenLayers/SingleFile.js b/lib/OpenLayers/SingleFile.js
index 1cb82e673d..89b98687be 100644
--- a/lib/OpenLayers/SingleFile.js
+++ b/lib/OpenLayers/SingleFile.js
@@ -31,7 +31,7 @@ var OpenLayers = {
         for(var i=0, len=s.length; i<len; i++) {
             src = s[i].getAttribute('src');
             if(src) {
-                var m = src.match(r);
+                m = src.match(r);
                 if(m) {
                     l = m[1];
                     break;