diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 4e3b08b..d6ce565 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -11,6 +11,7 @@ build:
     - >
       xcaddy
       build
+      v2.9.1
       --output ./caddy
       --with github.com/caddy-dns/cloudflare
   artifacts: