diff --git a/Docker/build/Dockerfile-MareSynchronosServer-git b/Docker/build/Dockerfile-MareSynchronosServer-git
index e27ba00..1191b4e 100644
--- a/Docker/build/Dockerfile-MareSynchronosServer-git
+++ b/Docker/build/Dockerfile-MareSynchronosServer-git
@@ -1,4 +1,4 @@
-FROM mcr.microsoft.com/dotnet/sdk:8.0 as BUILD
+FROM mcr.microsoft.com/dotnet/sdk:9.0 as BUILD
 
 RUN git clone --recurse-submodules https://github.com/caraxi/mare.server
 
@@ -14,7 +14,7 @@ RUN dotnet publish \
         --output=/MareSynchronosServer \
         MareSynchronosServer.csproj
 
-FROM mcr.microsoft.com/dotnet/aspnet:8.0
+FROM mcr.microsoft.com/dotnet/aspnet:9.0
 
 RUN adduser \
         --disabled-password \