diff --git a/Dockerfile b/Dockerfile
index 9f9a15e1b..7da79217c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-# syntax=docker/dockerfile:1.20
+# syntax=docker/dockerfile:1.26
 ARG BUILD_OS=alpine:3.23
 ARG OPENSSL_VERSION=3.1.2