Index: lib/contentPolicy.js
===================================================================
--- a/lib/contentPolicy.js
+++ b/lib/contentPolicy.js
@@ -220,7 +220,7 @@
       if (!match.isActiveOnDomain(docDomain))
         return true;
 
-      let exception = ElemHide.getException(match, docDomain);
+      let exception = ElemHide.getException(match.selector, docDomain);
       if (exception)
       {
         FilterStorage.increaseHitCount(exception, wnd);