diff --git a/src/Microsoft.AspNetCore.Hosting/Microsoft.AspNetCore.Hosting.csproj b/src/Microsoft.AspNetCore.Hosting/Microsoft.AspNetCore.Hosting.csproj
index 86bffba83e..d253715cb6 100644
--- a/src/Microsoft.AspNetCore.Hosting/Microsoft.AspNetCore.Hosting.csproj
+++ b/src/Microsoft.AspNetCore.Hosting/Microsoft.AspNetCore.Hosting.csproj
@@ -28,7 +28,6 @@
     <PackageReference Include="Microsoft.Extensions.Logging" Version="$(AspNetCoreVersion)" />
     <PackageReference Include="Microsoft.Extensions.Options" Version="$(AspNetCoreVersion)" />
     <PackageReference Include="Microsoft.Extensions.RazorViews.Sources" Version="$(AspNetCoreVersion)" PrivateAssets="All" />
-    <PackageReference Include="Microsoft.Extensions.RuntimeEnvironment.Sources" Version="$(AspNetCoreVersion)" PrivateAssets="All" />
     <PackageReference Include="Microsoft.Extensions.StackTrace.Sources" Version="$(AspNetCoreVersion)" PrivateAssets="All" />
     <PackageReference Include="Microsoft.Extensions.TypeNameHelper.Sources" Version="$(AspNetCoreVersion)" PrivateAssets="All" />
     <PackageReference Include="System.Diagnostics.DiagnosticSource" Version="$(SystemDiagnosticsDiagnosticSourceVersion)" />
diff --git a/src/Microsoft.AspNetCore.Server.IntegrationTesting/Deployers/IISExpressDeployer.cs b/src/Microsoft.AspNetCore.Server.IntegrationTesting/Deployers/IISExpressDeployer.cs
index bf056a382c..f1116f7771 100644
--- a/src/Microsoft.AspNetCore.Server.IntegrationTesting/Deployers/IISExpressDeployer.cs
+++ b/src/Microsoft.AspNetCore.Server.IntegrationTesting/Deployers/IISExpressDeployer.cs
@@ -39,7 +39,7 @@ namespace Microsoft.AspNetCore.Server.IntegrationTesting
             {
                 var win8Version = new Version(6, 2);
 
-                return (new Version(Extensions.Internal.RuntimeEnvironment.OperatingSystemVersion) >= win8Version);
+                return (Environment.OSVersion.Version >= win8Version);
             }
         }
 
diff --git a/src/Microsoft.AspNetCore.Server.IntegrationTesting/Microsoft.AspNetCore.Server.IntegrationTesting.csproj b/src/Microsoft.AspNetCore.Server.IntegrationTesting/Microsoft.AspNetCore.Server.IntegrationTesting.csproj
index d5ec92df30..c6588afd8f 100644
--- a/src/Microsoft.AspNetCore.Server.IntegrationTesting/Microsoft.AspNetCore.Server.IntegrationTesting.csproj
+++ b/src/Microsoft.AspNetCore.Server.IntegrationTesting/Microsoft.AspNetCore.Server.IntegrationTesting.csproj
@@ -24,7 +24,6 @@
     <PackageReference Include="Microsoft.Extensions.Logging.Console" Version="$(AspNetCoreVersion)" />
     <PackageReference Include="Microsoft.Extensions.Logging.Testing" Version="$(AspNetCoreVersion)" />
     <PackageReference Include="Microsoft.Extensions.Process.Sources" Version="$(AspNetCoreVersion)" PrivateAssets="All" />
-    <PackageReference Include="Microsoft.Extensions.RuntimeEnvironment.Sources" Version="$(AspNetCoreVersion)" PrivateAssets="All" />
     <PackageReference Include="Microsoft.NETCore.Windows.ApiSets" Version="$(WindowsApiSetsVersion)" />
     <PackageReference Include="Serilog.Extensions.Logging" Version="$(SerilogExtensionsLoggingVersion)" />
     <PackageReference Include="Serilog.Sinks.File" Version="$(SerilogFileSinkVersion)" />