diff --git a/ubuntu/resources/config.sh b/ubuntu/resources/config.sh
index 682e602..e8c3f32 100755
--- a/ubuntu/resources/config.sh
+++ b/ubuntu/resources/config.sh
@@ -3,7 +3,7 @@
 domain_name=ip_address          # hostname, ip_address or a custom value
 system_username=admin           # default username admin
 system_password=random          # random or a custom value
-system_branch=master            # master, stable
+system_branch=5.1               # master, 5.1
 
 # FreeSWITCH Settings
 switch_branch=stable            # master, stable