1 files changed, 2 insertions, 1 deletions
diff --git a/lib/arel/nodes/select_statement.rb b/lib/arel/nodes/select_statement.rb
index b7c59da275..a96c02a545 100644
--- a/lib/arel/nodes/select_statement.rb
+++ b/lib/arel/nodes/select_statement.rb
@@ -2,12 +2,13 @@ module Arel
   module Nodes
     class SelectStatement
       attr_reader :cores
-      attr_accessor :limit, :orders
+      attr_accessor :limit, :orders, :lock
 
       def initialize cores = [SelectCore.new]
         @cores  = cores
         @orders = []
         @limit  = nil
+        @lock   = nil
       end
 
       def initialize_copy other