diff --git a/eng/ManualVersions.props b/eng/ManualVersions.props
index 7d8f6cdee..d32a7f3e1 100644
--- a/eng/ManualVersions.props
+++ b/eng/ManualVersions.props
@@ -9,9 +9,9 @@
      Basically: In this file, choose the highest version when resolving merge conflicts.
  -->
   <PropertyGroup>
-    <MicrosoftWindowsSDKNETRef10_0_17763PackageVersion>10.0.17763.19</MicrosoftWindowsSDKNETRef10_0_17763PackageVersion>
-    <MicrosoftWindowsSDKNETRef10_0_18362PackageVersion>10.0.18362.19</MicrosoftWindowsSDKNETRef10_0_18362PackageVersion>
-    <MicrosoftWindowsSDKNETRef10_0_19041PackageVersion>10.0.19041.19</MicrosoftWindowsSDKNETRef10_0_19041PackageVersion>
-    <MicrosoftWindowsSDKNETRef10_0_20348PackageVersion>10.0.20348.19</MicrosoftWindowsSDKNETRef10_0_20348PackageVersion>
+    <MicrosoftWindowsSDKNETRef10_0_17763PackageVersion>10.0.17763.21</MicrosoftWindowsSDKNETRef10_0_17763PackageVersion>
+    <MicrosoftWindowsSDKNETRef10_0_18362PackageVersion>10.0.18362.21</MicrosoftWindowsSDKNETRef10_0_18362PackageVersion>
+    <MicrosoftWindowsSDKNETRef10_0_19041PackageVersion>10.0.19041.21</MicrosoftWindowsSDKNETRef10_0_19041PackageVersion>
+    <MicrosoftWindowsSDKNETRef10_0_20348PackageVersion>10.0.20348.21</MicrosoftWindowsSDKNETRef10_0_20348PackageVersion>
   </PropertyGroup>
 </Project>