diff --git a/conf/LocalSettings.local.php b/conf/LocalSettings.local.php
index eca9a28..a98e0a5 100644
--- a/conf/LocalSettings.local.php
+++ b/conf/LocalSettings.local.php
@@ -1,3 +1,10 @@
 <?php
 # This file can be replaced by mounting in a custom configuration, that will
 # augment the generated config.
+
+# trust X-Forwarded-For Header from private IPs
+$wgUsePrivateIPs = true;
+$wgCdnServersNoPurge = array();
+$wgCdnServersNoPurge[] = "10.0.0.0/8";
+$wgCdnServersNoPurge[] = "172.16.0.0/12";
+$wgCdnServersNoPurge[] = "192.168.0.0/16";
\ No newline at end of file