diff --git a/buildout/instance-profiles/memcached.cfg b/buildout/instance-profiles/memcached.cfg
index b4e4854a377c8b270b5ed75de1890faef81b0aca..1244b4e4cebcfa146d7bd07b34d6cf138151c2d2 100644
--- a/buildout/instance-profiles/memcached.cfg
+++ b/buildout/instance-profiles/memcached.cfg
@@ -22,7 +22,7 @@ memcached_memory_size = 64
 # -c
 memcached_simultaneous_connections = 1024
 # -u
-memcached_user = erp5
+memcached_user =
 # -d
 memcached_run_as_daemon = false
 # -P