diff --git a/eng/Signing.props b/eng/Signing.props
index 2b21ff815bf5..309032b60347 100644
--- a/eng/Signing.props
+++ b/eng/Signing.props
@@ -29,6 +29,7 @@
     <FileExtensionSignInfo Update=".nupkg" CertificateName="NuGet" />
     <FileExtensionSignInfo Update=".zip" CertificateName="None" />
     <FileExtensionSignInfo Include=".msi" CertificateName="MicrosoftDotNet500" />
+    <FileExtensionSignInfo Include=".ttf" CertificateName="Microsoft400" />
   </ItemGroup>
   
   <ItemGroup>