diff --git a/app/models/user.rb b/app/models/user.rb
index 8c1717de9..f8c47c5b1 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -103,6 +103,7 @@ class User < ActiveRecord::Base
 
     def update_cache
       Cache.put("uin:#{id}", name)
+      Cache.put("uni:#{Cache.sanitize(name)}", id)
     end
 
     def update_remote_cache