diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index 390bdc225..a85521131 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -46,9 +46,9 @@
       <Uri>https://github.com/dotnet/templating</Uri>
       <Sha>0ae2028f4ed06c931e5eddb1079134a9a924330e</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Dotnet.Toolset.Internal" Version="3.0.100-preview5.19210.18">
+    <Dependency Name="Microsoft.Dotnet.Toolset.Internal" Version="3.0.100-preview5.19210.21">
       <Uri>https://github.com/dotnet/toolset</Uri>
-      <Sha>904dffe4f901f8f64115dbbebd2652ee840e7dc1</Sha>
+      <Sha>ed96c54a4c306e6d0940797050f5fdf3ed9aad11</Sha>
     </Dependency>
     <Dependency Name="NETStandard.Library" Version="2.1.0-prerelease.19210.1">
       <Uri>https://github.com/dotnet/standard</Uri>
diff --git a/eng/Versions.props b/eng/Versions.props
index fa4c53cc0..05d439837 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -12,7 +12,7 @@
     <PreReleaseVersionLabel>preview</PreReleaseVersionLabel>
   </PropertyGroup>
   <PropertyGroup>
-    <MicrosoftDotnetToolsetInternalPackageVersion>3.0.100-preview5.19210.18</MicrosoftDotnetToolsetInternalPackageVersion>
+    <MicrosoftDotnetToolsetInternalPackageVersion>3.0.100-preview5.19210.21</MicrosoftDotnetToolsetInternalPackageVersion>
   </PropertyGroup>
   <PropertyGroup>
     <!-- Dependency from https://github.com/dotnet/winforms -->