diff --git a/caddy-jail.sh b/caddy-jail.sh
index 097da50..8d77b27 100755
--- a/caddy-jail.sh
+++ b/caddy-jail.sh
@@ -133,7 +133,7 @@ then
   exit 1
 fi
 if [ -n "${DNS_PLUGIN}" ]; then
-  if ! iocage exec "${JAIL_NAME}" xcaddy build --output /usr/local/bin/caddy --with github.com/caddy-dns/"${DNS_PLUGIN}"
+  if ! iocage exec "${JAIL_NAME}" xcaddy build master --output /usr/local/bin/caddy --with github.com/caddy-dns/"${DNS_PLUGIN}"
   then
     echo "Failed to build Caddy with ${DNS_PLUGIN} plugin, terminating."
     exit 1