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