diff --git a/Dockerfile b/Dockerfile
index 1120dc3..f3fede5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-#syntax=docker/dockerfile:1.4
+#syntax=docker/dockerfile:1.6
 
 FROM --platform=$BUILDPLATFORM golang:1.21-alpine AS builder
 WORKDIR /app