diff --git a/background.js b/background.js
index 2ccea49..2412c70 100644
--- a/background.js
+++ b/background.js
@@ -48,7 +48,7 @@ function hide(info){
     chrome.tabs.get(info.tabId, function(tab){
       if (info.type=="main_frame" & tab != undefined){
         
-        url = info.url.toLowerCase();
+        url = info.url; //.toLowerCase();
         console.debug(info);
 
         chrome.tabs.remove(info.tabId);
@@ -93,4 +93,4 @@ function initBlacklist(){
       } 
     }
   );
-}
\ No newline at end of file
+}