diff --git a/Dockerfile b/Dockerfile
index 6b33b9b..59578f3 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM caddy:2.6.4-builder-alpine@sha256:296dadf68c3c9e70082894739c5f8b7f96041f6c42a20ce854b10189ce6a6bd9 AS builder
+FROM caddy:2.6.4-builder-alpine@sha256:23075609f8b50e2018205420811de0b676736c1616ef2322c26935eba23e0247 AS builder
 RUN xcaddy build --with github.com/lucaslorentz/caddy-docker-proxy/v2
 FROM caddy:2.6.4-alpine@sha256:993f27cb24190f8b714f6ffd0cd487281b48b64a70d6575be8eee18b6c2b02af
 COPY --from=builder /usr/bin/caddy /usr/bin/caddy