diff --git a/Dockerfile b/Dockerfile
index a9d5224..a42c492 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,7 +9,7 @@ ARG CADDYHE_VERSION=v1.1.1
 # renovate: datasource=github-releases depName=caddy-dns/metaname
 ARG CADDYMETANAME_VERSION=v0.2.0
 
-FROM caddy:2.10.0-builder-alpine@sha256:c5dbfed180ed27fa9c4c5e6f60c48f89c41e6a97bea1971aabfb99bb5636353c AS builder
+FROM caddy:2.10.0-builder-alpine@sha256:83c0272b68761fa47e431b66dc3c4412e8cf419e107c5bc579d4d6e8f4652260 AS builder
 
 RUN xcaddy build \
     --with github.com/caddy-dns/rfc2136@${CADDYRFC2136_VERSION} \