diff --git a/src/backend/filters/urlRewrite.ts b/src/backend/filters/urlRewrite.ts
index 130f27a..f605de2 100644
--- a/src/backend/filters/urlRewrite.ts
+++ b/src/backend/filters/urlRewrite.ts
@@ -56,6 +56,7 @@ export default class URLRewriteFilter implements ContentFilter {
 
 function isICANN(url: string) {
   if (url.startsWith("//")) {
+    debugger;
     url = `https:${url}`;
   }
   try {