diff --git a/src/backend/server/Dockerfile b/src/backend/server/Dockerfile
index bff2a45..9c9a6f1 100644
--- a/src/backend/server/Dockerfile
+++ b/src/backend/server/Dockerfile
@@ -1,4 +1,4 @@
-FROM mcr.microsoft.com/dotnet/aspnet:8.0 AS base
+FROM mcr.microsoft.com/dotnet/aspnet:9.0 AS base
 WORKDIR /app
 EXPOSE 80
 EXPOSE 443
diff --git a/src/backend/server/global.json b/src/backend/server/global.json
index 7fee739..607417a 100644
--- a/src/backend/server/global.json
+++ b/src/backend/server/global.json
@@ -1,6 +1,6 @@
 {
   "sdk": {
-    "version": "9.0.200",
+    "version": "9.0.202",
     "rollForward": "latestMajor",
     "allowPrerelease": true
   }
diff --git a/src/backend/server/src/Todo.Infrastructure/Todo.Infrastructure.csproj b/src/backend/server/src/Todo.Infrastructure/Todo.Infrastructure.csproj
index b40fd5d..0106ef3 100644
--- a/src/backend/server/src/Todo.Infrastructure/Todo.Infrastructure.csproj
+++ b/src/backend/server/src/Todo.Infrastructure/Todo.Infrastructure.csproj
@@ -11,7 +11,7 @@
     </ItemGroup>
 
     <ItemGroup>
-        <PackageReference Include="Microsoft.AspNetCore.Authentication.OpenIdConnect" Version="9.0.2"/>
+        <PackageReference Include="Microsoft.AspNetCore.Authentication.OpenIdConnect" Version="9.0.3"/>
     </ItemGroup>
 
     <ItemGroup>