diff --git a/Dockerfile b/Dockerfile
index bfdf065..8195330 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM caddy:2.7.6-builder-alpine@sha256:eb37f58646a901dc7727cf448cae36daaefaba79de33b5058dab79aa4c04aefb AS builder
+FROM caddy:2.7.6-builder-alpine@sha256:b25f59b0e5e610cc39311470697dc4b6b26bbc71daab09598ce4da119b7eb140 AS builder
 RUN xcaddy build --with github.com/lucaslorentz/caddy-docker-proxy/v2
 FROM caddy:2.7.6-alpine@sha256:eabac2898cf9fc7dc94d3fb03ac84c9c923aa6cc6f04874937d2f525e0d2f006
 COPY --from=builder /usr/bin/caddy /usr/bin/caddy