diff --git a/build/dependencies.props b/build/dependencies.props
index ffa352f78a7..04eab9058fd 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -5,7 +5,7 @@
   <PropertyGroup Label="Package Versions">
     <BenchmarkDotNetPackageVersion>0.10.13</BenchmarkDotNetPackageVersion>
     <FSharpCorePackageVersion>4.2.1</FSharpCorePackageVersion>
-    <InternalAspNetCoreSdkPackageVersion>2.2.0-preview1-17047</InternalAspNetCoreSdkPackageVersion>
+    <InternalAspNetCoreSdkPackageVersion>2.2.0-preview1-17048</InternalAspNetCoreSdkPackageVersion>
     <MicrosoftCodeAnalysisCSharpWorkspacesPackageVersion>2.8.0-beta3</MicrosoftCodeAnalysisCSharpWorkspacesPackageVersion>
     <MicrosoftExtensionsDependencyModelPackageVersion>2.2.0-preview1-26424-04</MicrosoftExtensionsDependencyModelPackageVersion>
     <MicrosoftNETCoreApp20PackageVersion>2.0.0</MicrosoftNETCoreApp20PackageVersion>
diff --git a/korebuild-lock.txt b/korebuild-lock.txt
index a16d4b9ee44..2573a039953 100644
--- a/korebuild-lock.txt
+++ b/korebuild-lock.txt
@@ -1,2 +1,2 @@
-version:2.2.0-preview1-17047
-commithash:e1957b52ddc8b62bd39c5c400322fccb5364624c
+version:2.2.0-preview1-17048
+commithash:de14a0ee5fb48508ee8a29c14280a2928f8dabf8
diff --git a/src/Microsoft.AspNetCore.Analyzer.Testing/Assert.cs b/src/Microsoft.AspNetCore.Analyzer.Testing/Assert.cs
index 749bb6058c3..4c708ce47a9 100644
--- a/src/Microsoft.AspNetCore.Analyzer.Testing/Assert.cs
+++ b/src/Microsoft.AspNetCore.Analyzer.Testing/Assert.cs
@@ -2,10 +2,11 @@
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
 using Microsoft.CodeAnalysis;
+using Xunit.Sdk;
 
 namespace Microsoft.AspNetCore.Analyzer.Testing
 {
-    internal class Assert : Xunit.Assert
+    public class AnalyzerAssert
     {
         public static void DiagnosticLocation(DiagnosticLocation expected, Location actual)
         {
@@ -37,7 +38,7 @@ public static void DiagnosticLocation(DiagnosticLocation expected, Location actu
             }
         }
 
-        private class DiagnosticLocationAssertException : Xunit.Sdk.EqualException
+        private class DiagnosticLocationAssertException : EqualException
         {
             public DiagnosticLocationAssertException(
                 DiagnosticLocation expected,