diff --git a/app/models/user.rb b/app/models/user.rb
index c2647c174..3cbad37d8 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -1,4 +1,6 @@
 class User < ApplicationRecord
+  self.ignored_columns += %w[workshop_expiration]
+
   resourcify
   rolify after_add: :update_user_roles_cache, after_remove: :update_user_roles_cache