diff --git a/build/dependencies.props b/build/dependencies.props
index 0dc9c73b8c..1af1c63660 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -3,7 +3,6 @@
     <AspNetCoreVersion>2.0.0-*</AspNetCoreVersion>
     <AspNetCoreIntegrationTestingVersion>0.4.0-*</AspNetCoreIntegrationTestingVersion>
     <AspNetCoreModuleVersion>1.0.0-*</AspNetCoreModuleVersion>
-    <CoreFxVersion>4.3.0</CoreFxVersion>
     <InternalAspNetCoreSdkVersion>2.1.0-*</InternalAspNetCoreSdkVersion>
     <NETStandardImplicitPackageVersion>$(BundledNETStandardPackageVersion)</NETStandardImplicitPackageVersion>
     <TestSdkVersion>15.0.0</TestSdkVersion>
diff --git a/src/Microsoft.AspNetCore.WebSockets/Microsoft.AspNetCore.WebSockets.csproj b/src/Microsoft.AspNetCore.WebSockets/Microsoft.AspNetCore.WebSockets.csproj
index eed3aa747b..fd8de4d0df 100644
--- a/src/Microsoft.AspNetCore.WebSockets/Microsoft.AspNetCore.WebSockets.csproj
+++ b/src/Microsoft.AspNetCore.WebSockets/Microsoft.AspNetCore.WebSockets.csproj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <Import Project="..\..\build\common.props" />
 
@@ -14,7 +14,6 @@
   <ItemGroup>
     <PackageReference Include="Microsoft.AspNetCore.Http.Extensions" Version="$(AspNetCoreVersion)" />
     <PackageReference Include="Microsoft.Extensions.Options" Version="$(AspNetCoreVersion)" />
-    <PackageReference Include="System.Numerics.Vectors" Version="$(CoreFxVersion)" />
   </ItemGroup>
 
 </Project>
diff --git a/test/Microsoft.AspNetCore.WebSockets.ConformanceTest/Microsoft.AspNetCore.WebSockets.ConformanceTest.csproj b/test/Microsoft.AspNetCore.WebSockets.ConformanceTest/Microsoft.AspNetCore.WebSockets.ConformanceTest.csproj
index 350e658791..224e248a79 100644
--- a/test/Microsoft.AspNetCore.WebSockets.ConformanceTest/Microsoft.AspNetCore.WebSockets.ConformanceTest.csproj
+++ b/test/Microsoft.AspNetCore.WebSockets.ConformanceTest/Microsoft.AspNetCore.WebSockets.ConformanceTest.csproj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <Import Project="..\..\build\common.props" />
 
@@ -12,7 +12,6 @@
     <PackageReference Include="Microsoft.Extensions.Logging" Version="$(AspNetCoreVersion)" />
     <PackageReference Include="Microsoft.Extensions.Logging.Console" Version="$(AspNetCoreVersion)" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="$(TestSdkVersion)" />
-    <PackageReference Include="System.Diagnostics.FileVersionInfo" Version="$(CoreFxVersion)" />
     <PackageReference Include="xunit.runner.visualstudio" Version="$(XunitVersion)" />
     <PackageReference Include="xunit" Version="$(XunitVersion)" />
   </ItemGroup>
diff --git a/test/Microsoft.AspNetCore.WebSockets.Test/Microsoft.AspNetCore.WebSockets.Test.csproj b/test/Microsoft.AspNetCore.WebSockets.Test/Microsoft.AspNetCore.WebSockets.Test.csproj
index 1b25d90ec9..e275305fb8 100644
--- a/test/Microsoft.AspNetCore.WebSockets.Test/Microsoft.AspNetCore.WebSockets.Test.csproj
+++ b/test/Microsoft.AspNetCore.WebSockets.Test/Microsoft.AspNetCore.WebSockets.Test.csproj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <Import Project="..\..\build\common.props" />
 
@@ -20,7 +20,6 @@
     <PackageReference Include="Microsoft.AspNetCore.Server.Kestrel" Version="$(AspNetCoreVersion)" />
     <PackageReference Include="Microsoft.AspNetCore.Testing" Version="$(AspNetCoreVersion)" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="$(TestSdkVersion)" />
-    <PackageReference Include="System.Net.WebSockets.Client" Version="$(CoreFxVersion)" />
     <PackageReference Include="xunit.runner.visualstudio" Version="$(XunitVersion)" />
     <PackageReference Include="xunit" Version="$(XunitVersion)" />
   </ItemGroup>