diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index 8f492bbc673..4aa1276a696 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-preview.3.20180.1">
+    <Dependency Name="Microsoft.Private.Winforms" Version="5.0.0-preview.3.20181.1">
       <Uri>https://github.com/dotnet/winforms</Uri>
-      <Sha>8138bd0e8bd045589aa735ee1501acec40923eb6</Sha>
+      <Sha>17d421f36541633c21682b297ca30740d8b539e1</Sha>
     </Dependency>
   </ProductDependencies>
   <ToolsetDependencies>
@@ -99,7 +99,7 @@
       Temporarily remove ApiCompat depenendency from this branch 
       to prevent DARC from updating this automatically. 
       This is being pinned to 5.0.0-beta.20162.3 for now.
-    --> 
+    -->
     <!--<Dependency Name="Microsoft.DotNet.ApiCompat" Version="5.0.0-beta.20162.3">
       <Uri>https://github.com/dotnet/arcade</Uri>
       <Sha>16d4350184cf362cd59807b589d1c93803025abc</Sha>
diff --git a/eng/Versions.props b/eng/Versions.props
index 816c9fa6c05..cffdc3883a5 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -9,7 +9,7 @@
   </PropertyGroup>
   <!-- NuGet Package Versions -->
   <PropertyGroup>
-    <MicrosoftPrivateWinformsVersion>5.0.0-preview.3.20180.1</MicrosoftPrivateWinformsVersion>
+    <MicrosoftPrivateWinformsVersion>5.0.0-preview.3.20181.1</MicrosoftPrivateWinformsVersion>
   </PropertyGroup>
   <!-- Packages that come from https://github.com/dotnet/coreclr -->
   <PropertyGroup>