diff --git a/Dockerfile b/Dockerfile
index c94f6c07..5e0c3623 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM mcr.microsoft.com/dotnet/sdk:7.0 AS build-env
+FROM mcr.microsoft.com/dotnet/sdk:9.0 AS build-env
 WORKDIR /src
 
 
@@ -10,7 +10,7 @@ COPY . ./
 RUN dotnet publish -f net7.0 -c Release -o out
 
 
-FROM mcr.microsoft.com/dotnet/runtime:7.0
+FROM mcr.microsoft.com/dotnet/runtime:9.0
 WORKDIR /src
 COPY --from=build-env /src/out .
 ENTRYPOINT ["dotnet", "NugetUtility.dll"]