diff --git a/site-updater.sh b/site-updater.sh
index 02a644f78d5c7e78ea677a313a58f0161139117a..5fb6b38f35e9a20d3644591181e25c0b018dfd13 100755
--- a/site-updater.sh
+++ b/site-updater.sh
@@ -1,6 +1,7 @@
 #!/bin/sh -x
 cd $(dirname $0)
 . ./etc/update.vars
+[ -f ./etc/update.vars.custom ] && . ./etc/update.vars.custom
 
 TMP=$(mktemp XXXXXXXXXX)
 trap 'rm -f $TMP;exit' 0 1 2 15