diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index b51f7458a7f6eb95fb845d2c261098ab2db6c8ee..ff4507a84ca8b27500da838a6c1cddd6cdfa3cc1 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -1,9 +1,9 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Dependencies>
   <ProductDependencies>
-    <Dependency Name="Microsoft.Private.Winforms" Version="5.0.0-rc.1.20378.4">
+    <Dependency Name="Microsoft.Private.Winforms" Version="5.0.0-rc.1.20378.3">
       <Uri>https://github.com/dotnet/winforms</Uri>
-      <Sha>3bae4e6b03b24f4701f002a772eca4e384b6ac50</Sha>
+      <Sha>8061136230b940ca11fa6700ec3e598888e44849</Sha>
     </Dependency>
     <Dependency Name="Microsoft.Win32.Registry" Version="5.0.0-rc.1.20371.13" CoherentParentDependency="Microsoft.Private.Winforms">
       <Uri>https://github.com/dotnet/runtime</Uri>
diff --git a/eng/Versions.props b/eng/Versions.props
index 377bf159bdc8089a74a9b647bdccb62ad5b2711c..aa1d06fd899d6b5dd8cbaba1b4c73428d2f92318 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -9,7 +9,7 @@
   </PropertyGroup>
   <!-- NuGet Package Versions -->
   <PropertyGroup>
-    <MicrosoftPrivateWinformsVersion>5.0.0-rc.1.20378.4</MicrosoftPrivateWinformsVersion>
+    <MicrosoftPrivateWinformsVersion>5.0.0-rc.1.20378.3</MicrosoftPrivateWinformsVersion>
   </PropertyGroup>
   <!-- Packages that come from https://github.com/dotnet/coreclr -->
   <PropertyGroup>