diff --git a/site-cookbooks/kosmos-base/recipes/default.rb b/site-cookbooks/kosmos-base/recipes/default.rb
index 089c527..9acdbe8 100644
--- a/site-cookbooks/kosmos-base/recipes/default.rb
+++ b/site-cookbooks/kosmos-base/recipes/default.rb
@@ -6,8 +6,9 @@
 ruby_block "cleanup client.rb" do
   block do
     fe = Chef::Util::FileEdit.new("/etc/chef/client.rb")
-    # Delete old attributes, replaced by allow_*_attributes
+    # Delete whitelist attribute definitions, everything is defined in attributes.rb
     fe.search_file_delete_line(/^.*_attribute_whitelist.*/)
+    fe.search_file_delete_line(/^allowed_.*_attributes.*/)
     fe.write_file
   end
 end