diff --git a/backend/Dockerfile b/backend/Dockerfile
index 91413084..d944fd5a 100644
--- a/backend/Dockerfile
+++ b/backend/Dockerfile
@@ -1,3 +1,5 @@
+#syntax=docker/dockerfile:1.7-labs
+
 FROM node:22 AS build-stage
 
 WORKDIR /app/dwengo
diff --git a/frontend/Dockerfile b/frontend/Dockerfile
index 3b2153e5..c4de2191 100644
--- a/frontend/Dockerfile
+++ b/frontend/Dockerfile
@@ -1,3 +1,5 @@
+#syntax=docker/dockerfile:1.7-labs
+
 FROM node:22 AS build-stage
 
 # install simple http server for serving static content