diff --git a/Dockerfile b/Dockerfile
index df82d46..91f7206 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # Use an official Python runtime as the base image
-FROM amd64/python:3.9-buster as project_env
+FROM amd64/python:3.9-buster AS project_env
 
 # Set the working directory in the container
 WORKDIR /app