diff --git a/Dockerfile b/Dockerfile
index 0a2212a2..27d1b9b5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 
-FROM mcr.microsoft.com/dotnet/sdk:9.0@sha256:3fcf6f1e809c0553f9feb222369f58749af314af6f063f389cbd2f913b4ad556 AS build
+FROM mcr.microsoft.com/dotnet/sdk:8.0@sha256:35792ea4ad1db051981f62b313f1be3b46b1f45cadbaa3c288cd0d3056eefb83 AS build
 WORKDIR /workdir
 
 # Copy everything
@@ -7,14 +7,15 @@ COPY . ./
 # Restore as distinct layers
 RUN dotnet restore
 # Build and publish a release
-RUN dotnet publish -o out
+RUN dotnet publish -c Release -o out src/Yavsc/Yavsc.csproj
 
 # Build runtime image
-FROM mcr.microsoft.com/dotnet/aspnet:9.0@sha256:b4bea3a52a0a77317fa93c5bbdb076623f81e3e2f201078d89914da71318b5d8
+FROM mcr.microsoft.com/dotnet/aspnet:8.0@sha256:6c4df091e4e531bb93bdbfe7e7f0998e7ced344f54426b7e874116a3dc3233ff
 WORKDIR /workdir
 COPY --from=build /workdir/out .
-EXPOSE 5000/TCP
-EXPOSE 5001/TCP
+ENV ASPNETCORE_ENVIRONMENT=lua
+EXPOSE 85/TCP
+EXPOSE 86/TCP
 
 ENTRYPOINT ["dotnet", "Yavsc.dll"]