diff --git a/Dockerfile b/Dockerfile
index ea70eb2..303d8f1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM caddy:2.7.6-builder-alpine@sha256:cfdc8d602f19ec8d91032443eccf231951351b8be9af05238eba7f3f932b4c4f AS builder
+FROM caddy:2.7.6-builder-alpine@sha256:66d3f2d6a830bfe0c09be564238554563b916bc08561ae646a8c4fac40c8f1d2 AS builder
 RUN xcaddy build --with github.com/lucaslorentz/caddy-docker-proxy/v2
 FROM caddy:2.7.6-alpine@sha256:1d90f85249439ec8c0774aa417fb23d13d7b8d9e38df29517838ae56d4034627
 COPY --from=builder /usr/bin/caddy /usr/bin/caddy