diff --git a/config/settings.yml b/config/settings.yml
index af7f8f605..60518beee 100644
--- a/config/settings.yml
+++ b/config/settings.yml
@@ -374,7 +374,6 @@ discourse_ai:
 
   ai_spam_detection_enabled:
     default: false
-    validator: "DiscourseAi::Configuration::SpamDetectionValidator"
   ai_spam_detection_user_id:
     default: ""
     hidden: true