diff --git a/modules/openstack_project/templates/mirror.vhost.erb b/modules/openstack_project/templates/mirror.vhost.erb
index a5ced64d05..0ca99a48da 100644
--- a/modules/openstack_project/templates/mirror.vhost.erb
+++ b/modules/openstack_project/templates/mirror.vhost.erb
@@ -112,7 +112,7 @@ NameVirtualHost <%= @vhost_name %>:8081
     # General cache rules
     CacheRoot "/var/cache/apache2/proxy"
     CacheDirLevels 5
-    CacheDirLength 3
+    CacheDirLength 2
     # SSL support
     SSLProxyEngine on
     # Prevent thundering herds.
@@ -197,7 +197,7 @@ NameVirtualHost <%= @vhost_name %>:8081
     # General cache rules
     CacheRoot "/var/cache/apache2/proxy"
     CacheDirLevels 5
-    CacheDirLength 3
+    CacheDirLength 2
     # SSL support
     SSLProxyEngine on
     # Prevent thundering herds.