diff --git a/src/libraries/Microsoft.Extensions.Hosting/src/HostBuilder.cs b/src/libraries/Microsoft.Extensions.Hosting/src/HostBuilder.cs
index 3827761382a13..927a287da77e1 100644
--- a/src/libraries/Microsoft.Extensions.Hosting/src/HostBuilder.cs
+++ b/src/libraries/Microsoft.Extensions.Hosting/src/HostBuilder.cs
@@ -192,7 +192,9 @@ private void CreateHostingEnvironment()
                 _hostingEnvironment.ApplicationName = Assembly.GetEntryAssembly()?.GetName().Name;
             }
 
+#pragma warning disable CA1416 // 'PhysicalFileProvider' is unsupported on: 'browser' https://github.com/dotnet/runtime/issues/56178
             _hostingEnvironment.ContentRootFileProvider = _defaultProvider = new PhysicalFileProvider(_hostingEnvironment.ContentRootPath);
+#pragma warning restore CA1416 // 'PhysicalFileProvider' is unsupported on: 'browser'
         }
 
         private string ResolveContentRootPath(string contentRootPath, string basePath)