diff --git a/docker/tensorrt/Dockerfile b/docker/tensorrt/Dockerfile
index 7941347e2..8c77a701b 100644
--- a/docker/tensorrt/Dockerfile
+++ b/docker/tensorrt/Dockerfile
@@ -1,4 +1,4 @@
-# syntax=docker/dockerfile:1.2
+# syntax=docker/dockerfile:1.4
 
 # https://askubuntu.com/questions/972516/debian-frontend-environment-variable
 ARG DEBIAN_FRONTEND=noninteractive