diff --git a/app/controllers/web_key_directory_controller.rb b/app/controllers/web_key_directory_controller.rb
index 8e34bad..1bbb61f 100644
--- a/app/controllers/web_key_directory_controller.rb
+++ b/app/controllers/web_key_directory_controller.rb
@@ -6,7 +6,7 @@ class WebKeyDirectoryController < WellKnownController
     if params[:l].blank?
       # TODO store hashed username in db if existing implementations trigger
       # this a lot
-      msg = "WKD request with \"l\" param omitted for hu: #{params[:hashed_username]})"
+      msg = "WKD request with \"l\" param omitted for hu: #{params[:hashed_username]}"
       Sentry.capture_message(msg) if Setting.sentry_enabled?
       http_status :bad_request and return
     end