diff --git a/Dockerfile b/Dockerfile
index f303318..2c6ade9 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM caddy:2.6.4-builder-alpine@sha256:f7077b6592ce8cbb22b90962292914dbe2284303ea8fe32f5f0c1d6e6fee169e AS builder
+FROM caddy:2.6.4-builder-alpine@sha256:efaac7e3182771d9b8f67af7b275c649d7590d87e6339f35a1f747181d2fc9d5 AS builder
 RUN xcaddy build --with github.com/lucaslorentz/caddy-docker-proxy/v2
 FROM caddy:2.6.4-alpine@sha256:3f4414616d9141c4fbd9f66641d9b91a3b67833dd4145738c536dee584db5314
 COPY --from=builder /usr/bin/caddy /usr/bin/caddy