diff --git a/.rubocop_todo.yml b/.rubocop_todo.yml
index b3207c1923fc5a1f2ae6a040d35893db762bb38e..f3fe41bc40f70fbc0caa1bb0555497d67f0e2a68 100644
--- a/.rubocop_todo.yml
+++ b/.rubocop_todo.yml
@@ -23,12 +23,6 @@ Lint/UselessMethodDefinition:
 Naming/RescuedExceptionsVariableName:
   Enabled: false
 
-# Offense count: 1
-# Cop supports --auto-correct.
-Performance/AncestorsInclude:
-  Exclude:
-    - 'lib/gitlab/ci/config/extendable/entry.rb'
-
 # Offense count: 29
 # Configuration parameters: MinSize.
 Performance/CollectionLiteralInLoop:
diff --git a/lib/gitlab/ci/config/extendable/entry.rb b/lib/gitlab/ci/config/extendable/entry.rb
index 0001a259281fdb5a1d5d0616d464d276dcb870b1..169d329fe023cd6e2f266a5dc5da7d6822db59b6 100644
--- a/lib/gitlab/ci/config/extendable/entry.rb
+++ b/lib/gitlab/ci/config/extendable/entry.rb
@@ -99,7 +99,7 @@ def nesting_too_deep?
           end
 
           def circular_dependency?
-            ancestors.include?(key)
+            ancestors.include?(key) # rubocop:disable Performance/AncestorsInclude
           end
 
           def unknown_extensions