diff --git a/lib/gitlab/application_rate_limiter.rb b/lib/gitlab/application_rate_limiter.rb
index 6a8540ce06ab18b8f9b2345541ba0e53ac7ed81f..266e0f1e60003f4c469aa4ab23e6aa03e87cbfc8 100644
--- a/lib/gitlab/application_rate_limiter.rb
+++ b/lib/gitlab/application_rate_limiter.rb
@@ -67,7 +67,6 @@ def rate_limits # rubocop:disable Metrics/AbcSize
           project_testing_integration: { threshold: 5, interval: 1.minute },
           email_verification: { threshold: 10, interval: 10.minutes },
           email_verification_code_send: { threshold: 10, interval: 1.hour },
-          phone_verification_challenge: { threshold: 2, interval: 1.day },
           phone_verification_send_code: { threshold: 5, interval: 1.day },
           phone_verification_verify_code: { threshold: 5, interval: 1.day },
           namespace_exists: { threshold: 20, interval: 1.minute },