diff --git a/app/models/user.rb b/app/models/user.rb
index 98698bbbd..0a5815ea6 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -62,7 +62,7 @@ class User < ApplicationRecord
 
   # TODO: remove in a future version once online status is moved to account users
   # remove the column availability from users
-  enum availability: { online: 0, offline: 1, busy: 2 }
+  enum :availability, { online: 0, offline: 1, busy: 2 }
 
   # The validation below has been commented out as it does not
   # work because :validatable in devise overrides this.