diff --git a/src/Umbraco.Web.UI/Umbraco.Web.UI.csproj b/src/Umbraco.Web.UI/Umbraco.Web.UI.csproj
index 2ade2ca396..a9c363c8a0 100644
--- a/src/Umbraco.Web.UI/Umbraco.Web.UI.csproj
+++ b/src/Umbraco.Web.UI/Umbraco.Web.UI.csproj
@@ -57,6 +57,11 @@
     <_ContentIncludedByDefault Remove="umbraco\UmbracoBackOffice\Default.cshtml" />
   </ItemGroup>
 
+  <ItemGroup>
+    <!-- Hide the content files that come from the Microsoft.CodeAnalysis.Workspaces.MSBuild package. -->
+    <Content Update="$(NuGetPackageRoot)\microsoft.codeanalysis.workspaces.msbuild\**\**" Visible="false" />
+  </ItemGroup>
+
   <Target Name="CopyAppsettingsTemplate" BeforeTargets="Build" Condition="!Exists('appsettings.json')">
     <Message Text="Copying appsettings.template.json to appsettings.json because it doesn't exist" Importance="high" />
     <Copy SourceFiles="appsettings.template.json" DestinationFiles="appsettings.json" />