diff --git a/podman-update/build/Dockerfile b/podman-update/build/Dockerfile
index 3af1c3a..9a3cd50 100644
--- a/podman-update/build/Dockerfile
+++ b/podman-update/build/Dockerfile
@@ -1,4 +1,4 @@
-
+# syntax=docker/dockerfile:experimental
 FROM rust as rust
 RUN mkdir -p /tmp/work
 WORKDIR /tmp/work