diff --git a/backend/Dockerfile b/backend/Dockerfile
index 28fe843..074f518 100644
--- a/backend/Dockerfile
+++ b/backend/Dockerfile
@@ -1,4 +1,4 @@
-# syntax=docker/dockerfile:1.22
+# syntax=docker/dockerfile:1.23
 
 FROM --platform=$BUILDPLATFORM eclipse-temurin:22 AS build
 
diff --git a/frontend/Dockerfile b/frontend/Dockerfile
index 16d74cc..d4d3e85 100644
--- a/frontend/Dockerfile
+++ b/frontend/Dockerfile
@@ -1,4 +1,4 @@
-# syntax=docker/dockerfile:1.22
+# syntax=docker/dockerfile:1.23
 
 FROM --platform=$BUILDPLATFORM node:24-bookworm-slim AS build