diff --git a/activerecord/lib/active_record/locking/optimistic.rb b/activerecord/lib/active_record/locking/optimistic.rb
index 6503004e38..c0e1dda2bd 100644
--- a/activerecord/lib/active_record/locking/optimistic.rb
+++ b/activerecord/lib/active_record/locking/optimistic.rb
@@ -70,7 +70,7 @@ module ActiveRecord
             result[self.class.locking_column] ||= 0
           end
 
-          return result
+          result
         end
 
         def update(attribute_names = @attributes.keys) #:nodoc: