diff --git a/templates/config.php.erb b/templates/config.php.erb
index 2d3800d..4f33a4b 100644
--- a/templates/config.php.erb
+++ b/templates/config.php.erb
@@ -10,7 +10,7 @@ $CONFIG = array (
     <% end -%>
   ),
   'datadirectory' => '<%= @data_dir %>',
-  'overwrite.cli.url' => '<= @ext_url %>',
+  'overwrite.cli.url' => '<%= @ext_url %>',
   'overwriteprotocol' => 'https',
 
   # caching
@@ -36,6 +36,9 @@ $CONFIG = array (
   'dbuser' => '<%= @db_user %>',
   'dbpassword' => '<%= @db_password %>',
 
+  # to make ldap write plugin work
+  'ldapProviderFactory' => '\\OCA\\User_LDAP\\LDAPProviderFactory',
+
   # rest
   'version' => '19.0.1.1',
   'installed' => true,