diff --git a/app/services/irs_attempts_api/tracker_events.rb b/app/services/irs_attempts_api/tracker_events.rb
index f37cf93af50..6ac012ae3c9 100644
--- a/app/services/irs_attempts_api/tracker_events.rb
+++ b/app/services/irs_attempts_api/tracker_events.rb
@@ -390,7 +390,7 @@ def logged_in_profile_change_reauthentication_submitted(success:)
 
     # @param [String] email
     # A login attempt was rejected due to too many incorrect attempts
-    def login_rate_limited(email)
+    def login_rate_limited(email:)
       track_event(
         :login_rate_limited,
         email: email,