diff --git a/src/Microsoft.VisualStudio.Threading.Analyzers.Tests/Helpers/CSharpCodeFixVerifier`2+Test.cs b/src/Microsoft.VisualStudio.Threading.Analyzers.Tests/Helpers/CSharpCodeFixVerifier`2+Test.cs
index 153375813..3ba0dc71d 100644
--- a/src/Microsoft.VisualStudio.Threading.Analyzers.Tests/Helpers/CSharpCodeFixVerifier`2+Test.cs
+++ b/src/Microsoft.VisualStudio.Threading.Analyzers.Tests/Helpers/CSharpCodeFixVerifier`2+Test.cs
@@ -29,23 +29,14 @@ public class Test : CSharpCodeFixTest<TAnalyzer, TCodeFix, XUnitVerifier>
                 "Microsoft.VisualStudio.Shell.14.0.dll",
             });
 
-            private static readonly ImmutableArray<string> AdditionalReferencesFromBinFolder = ImmutableArray.Create(new string[] {
-                "System.Threading.Tasks.Extensions.dll",
-            });
-
-            private static readonly ImmutableArray<string> AdditionalReferencesFromGAC = ImmutableArray.Create(new string[] {
-                "System.Threading.Tasks, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a",
-                "netstandard, Version=2.0.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51",
-            });
-
             public Test()
             {
+                this.ReferenceAssemblies = ReferencesHelper.DefaultReferences;
+
                 this.SolutionTransforms.Add((solution, projectId) =>
                 {
                     var parseOptions = (CSharpParseOptions)solution.GetProject(projectId).ParseOptions;
-                    solution = solution.WithProjectParseOptions(projectId, parseOptions.WithLanguageVersion(LanguageVersion.CSharp7_1))
-                        .AddMetadataReferences(projectId, AdditionalReferencesFromBinFolder.Select(f => MetadataReference.CreateFromFile(Path.Combine(Environment.CurrentDirectory, f))))
-                        .AddMetadataReferences(projectId, AdditionalReferencesFromGAC.Select(assemblyName => MetadataReference.CreateFromFile(Assembly.Load(assemblyName).Location)));
+                    solution = solution.WithProjectParseOptions(projectId, parseOptions.WithLanguageVersion(LanguageVersion.CSharp7_1));
 
                     if (this.HasEntryPoint)
                     {
diff --git a/src/Microsoft.VisualStudio.Threading.Analyzers.Tests/Helpers/ReferencesHelper.cs b/src/Microsoft.VisualStudio.Threading.Analyzers.Tests/Helpers/ReferencesHelper.cs
new file mode 100644
index 000000000..c179372fc
--- /dev/null
+++ b/src/Microsoft.VisualStudio.Threading.Analyzers.Tests/Helpers/ReferencesHelper.cs
@@ -0,0 +1,17 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+
+namespace Microsoft.VisualStudio.Threading.Analyzers.Tests
+{
+    using System.Collections.Immutable;
+    using Microsoft.CodeAnalysis.Testing;
+    using NuGet.Packaging.Core;
+    using NuGet.Versioning;
+
+    internal static class ReferencesHelper
+    {
+        public static ReferenceAssemblies DefaultReferences = ReferenceAssemblies.Default
+            .WithPackages(ImmutableArray.Create(
+                new PackageIdentity("System.Collections.Immutable", NuGetVersion.Parse("1.3.1")),
+                new PackageIdentity("System.Threading.Tasks.Extensions", NuGetVersion.Parse("4.5.3"))));
+    }
+}
diff --git a/src/Microsoft.VisualStudio.Threading.Analyzers.Tests/Microsoft.VisualStudio.Threading.Analyzers.Tests.csproj b/src/Microsoft.VisualStudio.Threading.Analyzers.Tests/Microsoft.VisualStudio.Threading.Analyzers.Tests.csproj
index 3ad9aa327..927a30b46 100644
--- a/src/Microsoft.VisualStudio.Threading.Analyzers.Tests/Microsoft.VisualStudio.Threading.Analyzers.Tests.csproj
+++ b/src/Microsoft.VisualStudio.Threading.Analyzers.Tests/Microsoft.VisualStudio.Threading.Analyzers.Tests.csproj
@@ -21,8 +21,8 @@
     <PackageReference Include="coverlet.msbuild" Version="2.6.3" />
     <PackageReference Include="MicroBuild.Nonshipping" Version="$(MicroBuildVersion)" />
     <PackageReference Include="MicroBuild.VisualStudio" Version="$(MicroBuildVersion)" PrivateAssets="all" />
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.CodeFix.Testing.XUnit" Version="1.0.0-beta1.19511.1" />
-    <PackageReference Include="Microsoft.CodeAnalysis.VisualBasic.CodeFix.Testing.XUnit" Version="1.0.0-beta1.19511.1" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.CodeFix.Testing.XUnit" Version="1.0.1-beta1.19554.4" />
+    <PackageReference Include="Microsoft.CodeAnalysis.VisualBasic.CodeFix.Testing.XUnit" Version="1.0.1-beta1.19554.4" />
     <PackageReference Include="Microsoft.CodeAnalysis" Version="2.8.2" />
     <PackageReference Include="Microsoft.VisualStudio.OLE.Interop" Version="7.10.6070" />
     <PackageReference Include="Microsoft.VisualStudio.Shell.14.0" Version="14.3.25407" IncludeAssets="runtime" />