diff --git a/README.md b/README.md
index 5324da41b15..1d63c745493 100644
--- a/README.md
+++ b/README.md
@@ -58,7 +58,11 @@ var drive = await graphClient.Me.Drive.GetAsync();
 To get the current user's root folder of their default drive:
 
 ```csharp
-var rootItem = await graphClient.Me.Drive.Root.GetAsync();
+// Get the user's driveId
+var drive = await graphClient.Me.Drive.GetAsync();
+var userDriveId = driveItem.Id;
+// use the driveId to get the root drive
+var rootItem = await graphClient.Drives[userDriveId].Root.GetAsync();
 ```
 
 `GetAsync` will return a `DriveItem` object on success and throw a
diff --git a/tests/Microsoft.Graph.DotnetCore.Test/Microsoft.Graph.DotnetCore.Test.csproj b/tests/Microsoft.Graph.DotnetCore.Test/Microsoft.Graph.DotnetCore.Test.csproj
index b8befa590a5..a5fbdcb4937 100644
--- a/tests/Microsoft.Graph.DotnetCore.Test/Microsoft.Graph.DotnetCore.Test.csproj
+++ b/tests/Microsoft.Graph.DotnetCore.Test/Microsoft.Graph.DotnetCore.Test.csproj
@@ -18,7 +18,7 @@
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.7.2" />
     <PackageReference Include="Moq" Version="4.20.69" />
-    <PackageReference Include="xunit" Version="2.5.3" />
+    <PackageReference Include="xunit" Version="2.6.0" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.5.3">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
diff --git a/tests/Microsoft.Graph.DotnetCore.Test/Requests/Functional/ErrorTests.cs b/tests/Microsoft.Graph.DotnetCore.Test/Requests/Functional/ErrorTests.cs
index d76474dcab1..1389f830a43 100644
--- a/tests/Microsoft.Graph.DotnetCore.Test/Requests/Functional/ErrorTests.cs
+++ b/tests/Microsoft.Graph.DotnetCore.Test/Requests/Functional/ErrorTests.cs
@@ -11,7 +11,7 @@ public async Task ErrorThrottlingError()
             // To get a throttling error, I mocked up a 429 response in a text file and turned on the Fiddler
             // autoresponder to return the text file as the response envelope. The autoresponder for this 
             // scenario responds to EXACT:https://graph.microsoft.com/v1.0/groups/036bd54c-c6e5-43eb-b8b5-03e019e75bd1
-            ServiceException e = await Assert.ThrowsAsync<ServiceException>(async () => await graphClient.Groups["036bd54c-c6e5-43eb-b8b5-03e019e75bd1"].GetAsync(requestConfiguration => requestConfiguration.Headers.Add("client-request-id", "dddddddd-dddd-dddd-dddd-dddddddddddd")));
+            ServiceException e = await Assert.ThrowsAsync<ServiceException>(() => graphClient.Groups["036bd54c-c6e5-43eb-b8b5-03e019e75bd1"].GetAsync(requestConfiguration => requestConfiguration.Headers.Add("client-request-id", "dddddddd-dddd-dddd-dddd-dddddddddddd")));
 
             Assert.Contains("tooManyRetries", e.Message);
         }
diff --git a/tests/Microsoft.Graph.DotnetCore.Test/Requests/Generated/CollectionReferencesRequestTests.cs b/tests/Microsoft.Graph.DotnetCore.Test/Requests/Generated/CollectionReferencesRequestTests.cs
index d137991697e..be8c84db11f 100644
--- a/tests/Microsoft.Graph.DotnetCore.Test/Requests/Generated/CollectionReferencesRequestTests.cs
+++ b/tests/Microsoft.Graph.DotnetCore.Test/Requests/Generated/CollectionReferencesRequestTests.cs
@@ -78,7 +78,7 @@ public async System.Threading.Tasks.Task AddAsync_IdRequired()
             ).Returns(new JsonSerializationWriter());  
             
 
-            await Assert.ThrowsAsync<ODataError>(async () => await graphServiceClient.Groups["groupId"].Members.Ref.PostAsync(userToCreate));
+            await Assert.ThrowsAsync<ODataError>(() => graphServiceClient.Groups["groupId"].Members.Ref.PostAsync(userToCreate));
 
         }