diff --git a/site.conf b/site.conf
index f172fd6..460f21e 100644
--- a/site.conf
+++ b/site.conf
@@ -5,7 +5,7 @@
 	opkg_repo = 'http://opkg.services.ffhh/barrier_breaker/14.07-rc3/%S/packages',
 
 	prefix4 = '10.112.0.0/18',
-	prefix6 = 'fd51:2bb2:fd0d::/64',
+	prefix6 = '2a03:2267::/64',
 
 	timezone = 'CET-1CEST,M3.5.0,M10.5.0/3', -- Europe/Berlin
 	ntp_servers = {'1.ntp.services.ffhh','2.ntp.services.ffhh'},