diff --git a/Dockerfile b/Dockerfile
index 72f1a62..1d957b2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM caddy:2.6.4-builder-alpine@sha256:3e17a8e20acbca110cd0fab997f08170b4d3218452d45fb0fd5481ab698b5728 AS builder
+FROM caddy:2.6.4-builder-alpine@sha256:6c6f74c0b96dda41269a52cc0fb8e0e5e84bbaf5e6ffb8b90e5139c87e4afab4 AS builder
 RUN xcaddy build --with github.com/lucaslorentz/caddy-docker-proxy/v2
 FROM caddy:2.6.4-alpine@sha256:4dfec6c3b22c36b63ea4a3633c7cdbdaa9926d1324c27db2b0e2b70ef9cd105a
 COPY --from=builder /usr/bin/caddy /usr/bin/caddy