diff --git a/azure.yaml b/azure.yaml
index db4ed45..8cc32a6 100644
--- a/azure.yaml
+++ b/azure.yaml
@@ -7,7 +7,10 @@ services:
   web:
     project: ./src/web
     language: csharp
-    host: appservice
+    host: containerapp
+    docker:
+      path: ./Dockerfile
+      context: ../
 pipeline:
   provider: github
 hooks:
diff --git a/src/web/Dockerfile b/src/web/Dockerfile
index d646b0f..46b83a0 100644
--- a/src/web/Dockerfile
+++ b/src/web/Dockerfile
@@ -1,12 +1,12 @@
 #See https://aka.ms/customizecontainer to learn how to customize your debug container and how Visual Studio uses this Dockerfile to build your images for faster debugging.
 
-FROM mcr.microsoft.com/dotnet/aspnet:8.0 AS base
+FROM mcr.microsoft.com/dotnet/aspnet:9.0 AS base
 USER app
 WORKDIR /app
 EXPOSE 8080
 EXPOSE 8081
 
-FROM mcr.microsoft.com/dotnet/sdk:8.0 AS build
+FROM mcr.microsoft.com/dotnet/sdk:9.0 AS build
 ARG BUILD_CONFIGURATION=Release
 WORKDIR /src
 COPY ["web/Cosmos.Samples.NoSQL.Quickstart.Web.csproj", "web/"]