diff --git a/src/Parser.cpp b/src/Parser.cpp
index 014a872..5765683 100644
--- a/src/Parser.cpp
+++ b/src/Parser.cpp
@@ -137,6 +137,7 @@ ERROR Parser::parse(Request *request, Client *client) {
     // TODO: check section 3.2 of RFC 2616 for the correct format of the URL
     std::string url = analyzeUrl(request->getUrl());
     // TODO: test this
+    // Issue URL: https://github.com/PapaLeoneIV/42WebServer/issues/1
     if (url.find_first_not_of(ALLOWED_CHARS) != std::string::npos || url.find_first_of("/") != 0) {
         client->getResponse()->setStatusCode(400);
         return INVALID_HEADER;