diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index 771cda190..f7ddad7ae 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -46,9 +46,9 @@
       <Uri>https://github.com/dotnet/toolset</Uri>
       <Sha>942d695778725e1f6948ceca5dd15a706615e5c7</Sha>
     </Dependency>
-    <Dependency Name="NETStandard.Library" Version="2.1.0-prerelease.19274.2">
+    <Dependency Name="NETStandard.Library" Version="2.1.0-prerelease.19279.1">
       <Uri>https://github.com/dotnet/standard</Uri>
-      <Sha>dbf0273ad76a5279703ee5d6e9ae2788b0fe594a</Sha>
+      <Sha>aa4494260388b0125b384ab9c8973bf75cadd496</Sha>
     </Dependency>
     <Dependency Name="Microsoft.NET.Sdk" Version="3.0.100-preview6.19278.5">
       <Uri>https://github.com/dotnet/sdk</Uri>