diff --git a/eng/Signing.props b/eng/Signing.props
index 54e95c16a..b7f181f9c 100644
--- a/eng/Signing.props
+++ b/eng/Signing.props
@@ -193,6 +193,9 @@
     <_MonoBinaryToExcludeFromSigning Include="System.Xml.XPath.XDocument.dll" />
     <_MonoBinaryToExcludeFromSigning Include="System.Xml.XPath.XmlDocument.dll" />
     <_MonoBinaryToExcludeFromSigning Include="System.Xml.Xsl.Primitives.dll" />
+    <_MonoBinaryToExcludeFromSigning Include="WebAssembly.Bindings.dll" />
+    <_MonoBinaryToExcludeFromSigning Include="WebAssembly.Net.Http.dll" />
+    <_MonoBinaryToExcludeFromSigning Include="WebAssembly.Net.WebSockets.dll" />
 
     <FileSignInfo Include="@(_MonoBinaryToExcludeFromSigning)" CertificateName="None" />
     <SignValidationExclusionList Include="@(_MonoBinaryToExcludeFromSigning)" />