2 files changed, 2 insertions, 8 deletions
diff --git a/lib/arel/algebra/relations/operations/lock.rb b/lib/arel/algebra/relations/operations/lock.rb
index 003bd29c8a..394ad6f0ec 100644
--- a/lib/arel/algebra/relations/operations/lock.rb
+++ b/lib/arel/algebra/relations/operations/lock.rb
@@ -4,13 +4,7 @@ module Arel
 
     def initialize(relation, locked)
       super(relation)
-      @locked   = locked.blank? ? " FOR UPDATE" : locked
-    end
-
-    def == other
-      super || Lock === other &&
-               relation == other.relation &&
-               locked == other.locked
+      @locked = true == locked ? " FOR UPDATE" : locked
     end
   end
 end
diff --git a/lib/arel/algebra/relations/relation.rb b/lib/arel/algebra/relations/relation.rb
index 804ef5a09f..c6e2727c8f 100644
--- a/lib/arel/algebra/relations/relation.rb
+++ b/lib/arel/algebra/relations/relation.rb
@@ -144,7 +144,7 @@ module Arel
         From.new self, thing
       end
 
-      def lock(locking = nil)
+      def lock(locking = true)
         Lock.new(self, locking)
       end