diff --git a/Dockerfile b/Dockerfile
index 8514c44..c6738e6 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # Set the base image as the .NET 5.0 SDK (this includes the runtime)
-FROM mcr.microsoft.com/dotnet/sdk:5.0 as build-env
+FROM mcr.microsoft.com/dotnet/sdk:5.0 AS build-env
 
 # Copy everything and publish the release (publish implicitly restores and builds)
 COPY . ./