diff --git a/eng/Signing.props b/eng/Signing.props
index 5f94565fd..5372bc186 100644
--- a/eng/Signing.props
+++ b/eng/Signing.props
@@ -31,6 +31,8 @@
 
     <!-- Files in the layout that should not be signed -->
     <FileSignInfo Include="apphost.exe" CertificateName="None" />
+    <FileSignInfo Include="comhost.dll" CertificateName="None" />
+    <FileSignInfo Include="singlefilehost.exe" CertificateName="None" />
 
     <!-- These are 3rd party nupkgs and should not be signed with an MS cert -->
     <FileSignInfo Include="nunit3.dotnetnew.template.$(NUnit3Templates21PackageVersion).nupkg" CertificateName="None" />