diff --git a/site.conf b/site.conf
index 584a0ba..d712891 100644
--- a/site.conf
+++ b/site.conf
@@ -41,7 +41,7 @@
 		mtu = 1406,
 		groups = {
 			backbone = {
-				limit = 2,
+				limit = 1,
 				peers = {
 					gateway01 = {
 						key = 'cb09c68e2d2f7d374d47035cd532e0a60b8b3a7447aa5a7f76f4f15c8ffa9e58',