diff --git a/Dockerfile b/Dockerfile
index 41d7595..8902948 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM caddy:2.8.4-builder-alpine@sha256:576aae1bd6ca0bd295405d39d58f2c5f56ae08fc0903c06c97f6cfe67a008dbb AS builder
+FROM caddy:2.8.4-builder-alpine@sha256:1ec4bc941930e9b01c297f1bf8557d7d7c7ab55c8a666efced4c4cdfbb06ac23 AS builder
 RUN xcaddy build --with github.com/lucaslorentz/caddy-docker-proxy/v2
 FROM caddy:2.8.4-alpine@sha256:e97e0e3f8f51be708a9d5fadbbd75e3398c22fc0eecd4b26d48561e3f7daa9eb
 COPY --from=builder /usr/bin/caddy /usr/bin/caddy