diff --git a/global.json b/global.json
index 7990ca0c..6f4337c8 100644
--- a/global.json
+++ b/global.json
@@ -1,6 +1,6 @@
 {
   "sdk": {
-    "version": "8.0.416",
+    "version": "10.0.100",
     "rollForward": "minor"
   }
 }
diff --git a/src/Google.Cloud.Functions.Testing/Google.Cloud.Functions.Testing.csproj b/src/Google.Cloud.Functions.Testing/Google.Cloud.Functions.Testing.csproj
index 48ffdf8a..10dcd0f7 100644
--- a/src/Google.Cloud.Functions.Testing/Google.Cloud.Functions.Testing.csproj
+++ b/src/Google.Cloud.Functions.Testing/Google.Cloud.Functions.Testing.csproj
@@ -8,7 +8,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.AspNetCore.TestHost" Version="8.0.22" />
+    <PackageReference Include="Microsoft.AspNetCore.TestHost" Version="10.0.1" />
     <ProjectReference Include="..\Google.Cloud.Functions.Hosting\Google.Cloud.Functions.Hosting.csproj" />
   </ItemGroup>
 </Project>