diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index 119fb1bfd..c056b59ac 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -46,9 +46,9 @@
       <Uri>https://github.com/dotnet/toolset</Uri>
       <Sha>128ff297b8ec13759d1481fc5a2e179d98e57019</Sha>
     </Dependency>
-    <Dependency Name="NETStandard.Library" Version="2.1.0-prerelease.19280.1">
+    <Dependency Name="NETStandard.Library" Version="2.1.0-prerelease.19281.1">
       <Uri>https://github.com/dotnet/standard</Uri>
-      <Sha>2c94a70248b2c4379ceffbade085f8d7eca4fee0</Sha>
+      <Sha>bb97ef1ce6db23b0257a7d62aa21d5db9142c351</Sha>
     </Dependency>
     <Dependency Name="Microsoft.NET.Sdk" Version="3.0.100-preview6.19280.5">
       <Uri>https://github.com/dotnet/sdk</Uri>