diff --git a/src/tools/illink/src/ILLink.Tasks/build/Microsoft.NET.ILLink.targets b/src/tools/illink/src/ILLink.Tasks/build/Microsoft.NET.ILLink.targets
index 25b31b223fe16f..56da8c086a825d 100644
--- a/src/tools/illink/src/ILLink.Tasks/build/Microsoft.NET.ILLink.targets
+++ b/src/tools/illink/src/ILLink.Tasks/build/Microsoft.NET.ILLink.targets
@@ -227,19 +227,9 @@ Copyright (c) .NET Foundation. All rights reserved.
     <ItemGroup>
       <!-- Don't collapse to a single warning for the intermediate assembly.
            This sets metadata on the items in ResolvedFileToPublish that came from IntermediateAssembly. -->
-      <!-- Find ResolvedFileToPublish _except_ IntermediateAssembly -->
-      <__SingleWarnIntermediateAssembly Include="@(ResolvedFileToPublish)" />
-      <__SingleWarnIntermediateAssembly Remove="@(IntermediateAssembly)" />
-      <!-- Subtract these from ResolvedFileToPublish, to get the intersection. -->
-      <_SingleWarnIntermediateAssembly Include="@(ResolvedFileToPublish)" />
-      <_SingleWarnIntermediateAssembly Remove="@(__SingleWarnIntermediateAssembly)" />
-      <!-- Set metadata on the intersection. -->
-      <_SingleWarnIntermediateAssembly>
-        <TrimmerSingleWarn Condition=" '%(_SingleWarnIntermediateAssembly.TrimmerSingleWarn)' == '' ">false</TrimmerSingleWarn>
-      </_SingleWarnIntermediateAssembly>
-      <!-- Replace these items in ResolvedFileToPublish. -->
-      <ResolvedFileToPublish Remove="@(_SingleWarnIntermediateAssembly)" />
-      <ResolvedFileToPublish Include="@(_SingleWarnIntermediateAssembly)" />
+      <ResolvedFileToPublish Update="@(IntermediateAssembly)">
+        <TrimmerSingleWarn Condition=" '%(ResolvedFileToPublish.TrimmerSingleWarn)' == '' ">false</TrimmerSingleWarn>
+      </ResolvedFileToPublish>
 
       <!-- Don't collapse to a single warning for project references -->
       <ResolvedFileToPublish Condition=" '%(ResolvedFileToPublish.ProjectReferenceOriginalItemSpec)' != '' ">