diff --git a/app/Dockerfile b/app/Dockerfile
index 86928d7b..21e9f193 100644
--- a/app/Dockerfile
+++ b/app/Dockerfile
@@ -1,4 +1,4 @@
-#syntax=docker/dockerfile:1.11
+#syntax=docker/dockerfile:1.12
 # Use a Python image with uv pre-installed
 FROM ghcr.io/astral-sh/uv:python3.11-bookworm-slim