diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index 8b7678988..c1754c466 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -75,17 +75,17 @@
       <Uri>https://github.com/dotnet/templating</Uri>
       <Sha>13b4d1105262fa720d28f1ad6a4cd4d6180f7d10</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Dotnet.Toolset.Internal" Version="5.0.100-alpha.1.20104.4">
+    <Dependency Name="Microsoft.Dotnet.Toolset.Internal" Version="5.0.100-preview.1.20105.1">
       <Uri>https://github.com/dotnet/toolset</Uri>
-      <Sha>faf758fade6e4333b366c433f543b997e9394f83</Sha>
+      <Sha>5c05cca38f32101e0cf107778bde2e1776fb61a4</Sha>
     </Dependency>
     <Dependency Name="Microsoft.NET.Sdk" Version="5.0.100-alpha.1.20061.1" CoherentParentDependency="Microsoft.Dotnet.Toolset.Internal">
       <Uri>https://github.com/dotnet/sdk</Uri>
       <Sha>e281ba6e86b96e3e1f5510b3e661ea8aa850837e</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.MSBuildSdkResolver" Version="5.0.100-alpha.1.20104.4" CoherentParentDependency="Microsoft.Dotnet.Toolset.Internal">
+    <Dependency Name="Microsoft.DotNet.MSBuildSdkResolver" Version="5.0.100-preview.1.20105.1" CoherentParentDependency="Microsoft.Dotnet.Toolset.Internal">
       <Uri>https://github.com/dotnet/toolset</Uri>
-      <Sha>faf758fade6e4333b366c433f543b997e9394f83</Sha>
+      <Sha>5c05cca38f32101e0cf107778bde2e1776fb61a4</Sha>
     </Dependency>
     <!-- For coherency purposes, these versions should be gated by the versions of winforms and wpf routed via windowsdesktop -->
     <Dependency Name="Microsoft.Dotnet.WinForms.ProjectTemplates" Version="5.0.0-preview.1.20104.4" CoherentParentDependency="Microsoft.WindowsDesktop.App.Runtime.win-x64">
diff --git a/eng/Versions.props b/eng/Versions.props
index 2256cd4e1..52bee65ff 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -17,7 +17,7 @@
   </PropertyGroup>
   <PropertyGroup>
     <!-- Dependencies from https://github.com/dotnet/toolset -->
-    <MicrosoftDotnetToolsetInternalPackageVersion>5.0.100-alpha.1.20104.4</MicrosoftDotnetToolsetInternalPackageVersion>
+    <MicrosoftDotnetToolsetInternalPackageVersion>5.0.100-preview.1.20105.1</MicrosoftDotnetToolsetInternalPackageVersion>
   </PropertyGroup>
   <PropertyGroup>
     <!-- Dependency from https://github.com/dotnet/winforms -->
@@ -50,7 +50,7 @@
   </PropertyGroup>
   <PropertyGroup>
     <!-- Dependencies from https://github.com/dotnet/cli -->
-    <MicrosoftDotNetMSBuildSdkResolverPackageVersion>5.0.100-alpha.1.20104.4</MicrosoftDotNetMSBuildSdkResolverPackageVersion>
+    <MicrosoftDotNetMSBuildSdkResolverPackageVersion>5.0.100-preview.1.20105.1</MicrosoftDotNetMSBuildSdkResolverPackageVersion>
   </PropertyGroup>
   <PropertyGroup>
     <MicroBuildCorePackageVersion>0.2.0</MicroBuildCorePackageVersion>