diff --git a/Dockerfile b/Dockerfile
index 4502ab5..9cf9c64 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-# syntax=docker/dockerfile:1.21
+# syntax=docker/dockerfile:1.22
 FROM golang:1.26-alpine AS builder
 
 ARG VERSION=dev
diff --git a/Dockerfile.goreleaser b/Dockerfile.goreleaser
index 8530ba2..c0bda53 100644
--- a/Dockerfile.goreleaser
+++ b/Dockerfile.goreleaser
@@ -1,4 +1,4 @@
-# syntax=docker/dockerfile:1.21
+# syntax=docker/dockerfile:1.22
 
 FROM alpine:3.23 AS prep
 RUN mkdir -p /outfs/work /outfs/tmp \