diff --git a/examples/nodejs/Dockerfile b/examples/nodejs/Dockerfile
index e56e0ece..d896340f 100644
--- a/examples/nodejs/Dockerfile
+++ b/examples/nodejs/Dockerfile
@@ -1,4 +1,4 @@
-# syntax=docker/dockerfile:1.17
+# syntax=docker/dockerfile:1.18@sha256:dabfc0969b935b2080555ace70ee69a5261af8a8f1b4df97b9e7fbcf6722eddf
 
 ARG NODE_VERSION=22.14.0