diff --git a/Dockerfile b/Dockerfile
index 26fffbf..6b54762 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM caddy:2.7.2-builder-alpine@sha256:a30180fc26a35002fe97a285cfb81462c7fed2c59fb0ebed7e9db174f70c3dee AS builder
+FROM caddy:2.7.2-builder-alpine@sha256:5bd8ba0e2c8b19c4986e116606100c75ba21579a82fe86cc87e0574f5100c963 AS builder
 RUN xcaddy build --with github.com/lucaslorentz/caddy-docker-proxy/v2
 FROM caddy:2.7.2-alpine@sha256:e9906c7864e06628e2933acdc2e269509289e14b630c9691344d583fa16a0588
 COPY --from=builder /usr/bin/caddy /usr/bin/caddy