diff --git a/src/chrome/content/rules/Els-CDN.com.xml b/src/chrome/content/rules/Els-CDN.com.xml
index 7c37e3fd24bd..bf91335a9a9a 100644
--- a/src/chrome/content/rules/Els-CDN.com.xml
+++ b/src/chrome/content/rules/Els-CDN.com.xml
@@ -8,20 +8,19 @@
 
 	<!--	Direct rewrites:
 				-->
+	<target host="cdn.els-cdn.com" />
+		<test url="http://cdn.els-cdn.com/sd/clear.gif" />
 	<target host="origin-ars.els-cdn.com" />
 	<target host="origin-cdn.els-cdn.com" />
 
 	<!--	Complications:
 				-->
 	<target host="ars.els-cdn.com" />
-	<target host="cdn.els-cdn.com" />
-
 
 	<securecookie host="^origin-ars\.els-cdn\.com$" name=".*" />
 
-
-	<rule from="^http://(ars|cdn)\.els-cdn\.com/"
-		to="https://origin-$1.els-cdn.com/" />
+	<rule from="^http://ars\.els-cdn\.com/"
+		to="https://origin-ars.els-cdn.com/" />
 
 	<rule from="^http:"
 		to="https:" />