diff --git a/NuGet.config b/NuGet.config
index cc9d0de226f..39324486e6f 100644
--- a/NuGet.config
+++ b/NuGet.config
@@ -3,9 +3,6 @@
   <packageSources>
     <clear />
     <!--Begin: Package sources managed by Dependency Flow automation. Do not edit the sources below.-->
-    <add key="darc-pub-dotnet-core-setup-7d57652" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/darc-pub-dotnet-core-setup-7d57652f/nuget/v3/index.json" />
-    <add key="darc-pub-dotnet-core-setup-65f04fb" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/darc-pub-dotnet-core-setup-65f04fb6/nuget/v3/index.json" />
-    <add key="darc-pub-dotnet-core-setup-582ca1f" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/darc-pub-dotnet-core-setup-582ca1fb/nuget/v3/index.json" />
     <add key="darc-pub-dotnet-corefx-0f7f38c" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/darc-pub-dotnet-corefx-0f7f38c4/nuget/v3/index.json" />
     <!--End: Package sources managed by Dependency Flow automation. Do not edit the sources above.-->
     <add key="dotnet3" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet3/nuget/v3/index.json" />
diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index ac28d006d85..817816c986b 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -68,11 +68,11 @@
     -->
     <Dependency Name="Microsoft.NETCore.App.Runtime.win-x64" Version="3.1.2">
       <Uri>https://github.com/dotnet/core-setup</Uri>
-      <Sha>582ca1fbb0cb2dc7f4a6d1a60b69802b6aab592f</Sha>
+      <Sha>1213474f57d85484c2bc0646198976b8f29fb030</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.NETCore.App.Internal" Version="3.1.2-servicing.20066.1">
+    <Dependency Name="Microsoft.NETCore.App.Internal" Version="3.1.2-servicing.20066.6">
       <Uri>https://github.com/dotnet/core-setup</Uri>
-      <Sha>582ca1fbb0cb2dc7f4a6d1a60b69802b6aab592f</Sha>
+      <Sha>1213474f57d85484c2bc0646198976b8f29fb030</Sha>
     </Dependency>
     <Dependency Name="Microsoft.NETCore.Platforms" Version="3.1.0" CoherentParentDependency="Microsoft.NETCore.App.Runtime.win-x64">
       <Uri>https://github.com/dotnet/corefx</Uri>
diff --git a/eng/Versions.props b/eng/Versions.props
index d461a1dbd31..65082c18168 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -56,7 +56,7 @@
     <!-- Packages from dotnet/core-setup -->
     <MicrosoftNETCoreAppRefPackageVersion>3.1.0</MicrosoftNETCoreAppRefPackageVersion>
     <MicrosoftNETCoreAppRuntimewinx64PackageVersion>3.1.2</MicrosoftNETCoreAppRuntimewinx64PackageVersion>
-    <MicrosoftNETCoreAppInternalPackageVersion>3.1.2-servicing.20066.1</MicrosoftNETCoreAppInternalPackageVersion>
+    <MicrosoftNETCoreAppInternalPackageVersion>3.1.2-servicing.20066.6</MicrosoftNETCoreAppInternalPackageVersion>
     <NETStandardLibraryRefPackageVersion>2.1.0</NETStandardLibraryRefPackageVersion>
     <!-- Packages from dotnet/corefx -->
     <MicrosoftBclAsyncInterfacesPackageVersion>1.1.0</MicrosoftBclAsyncInterfacesPackageVersion>