diff --git a/lib/rubocop/cop/rspec/change_by_zero.rb b/lib/rubocop/cop/rspec/change_by_zero.rb
index 8e38a8c15..bcbff02e3 100644
--- a/lib/rubocop/cop/rspec/change_by_zero.rb
+++ b/lib/rubocop/cop/rspec/change_by_zero.rb
@@ -77,7 +77,7 @@ class ChangeByZero < Base
             (block
               (send nil? :change)
               (args)
-              (send (...) $_)) :by
+              (send (...) _)) :by
             (int 0))
         PATTERN