diff --git a/db/migrate/20260430114500_repurpose_report_v4_flag_for_captain_v1_action_classifier.rb b/db/migrate/20260430114500_repurpose_report_v4_flag_for_captain_v1_action_classifier.rb
index 8a766ec4aab..8f7056ba747 100644
--- a/db/migrate/20260430114500_repurpose_report_v4_flag_for_captain_v1_action_classifier.rb
+++ b/db/migrate/20260430114500_repurpose_report_v4_flag_for_captain_v1_action_classifier.rb
@@ -4,5 +4,12 @@ class RepurposeReportV4FlagForCaptainV1ActionClassifier < ActiveRecord::Migratio
       account.disable_features(:captain_v1_action_classifier)
       account.save!(validate: false)
     end
+
+    config = InstallationConfig.find_by(name: 'ACCOUNT_LEVEL_FEATURE_DEFAULTS')
+    return if config&.value.blank?
+
+    config.value = config.value.reject { |feature| feature['name'] == 'report_v4' }
+    config.save!
+    GlobalConfig.clear_cache
   end
 end