1 files changed, 5 insertions, 0 deletions
diff --git a/lib/arel/nodes/delete_statement.rb b/lib/arel/nodes/delete_statement.rb
index 54bf513c2b..b65177af05 100644
--- a/lib/arel/nodes/delete_statement.rb
+++ b/lib/arel/nodes/delete_statement.rb
@@ -7,6 +7,11 @@ module Arel
         @from   = nil
         @wheres = []
       end
+
+      def initialize_copy other
+        super
+        @wheres = @wheres.map { |o| o.clone }        
+      end
     end
   end
 end