diff --git a/src/Setup/DevDivVsix/CompilersPackage/Microsoft.CodeAnalysis.Compilers.swr b/src/Setup/DevDivVsix/CompilersPackage/Microsoft.CodeAnalysis.Compilers.swr
index ca03860f97e57944ff0f9f78748efe729ef012c7..c005a7fe4c7190fcdd2414f98084ae65458e5afe 100644
--- a/src/Setup/DevDivVsix/CompilersPackage/Microsoft.CodeAnalysis.Compilers.swr
+++ b/src/Setup/DevDivVsix/CompilersPackage/Microsoft.CodeAnalysis.Compilers.swr
@@ -56,6 +56,7 @@ folder InstallDir:\MSBuild\15.0\Bin\Roslyn
     file source=$(OutputPath)\Vsix\CompilerExtension\System.Security.Principal.Windows.dll vs.file.ngenArchitecture=all
     file source=$(OutputPath)\Vsix\CompilerExtension\System.Text.Encoding.CodePages.dll vs.file.ngenArchitecture=all
     file source=$(OutputPath)\Vsix\CompilerExtension\System.Threading.Thread.dll vs.file.ngenArchitecture=all
+    file source=$(OutputPath)\Vsix\CompilerExtension\System.Xml.ReaderWriter.dll vs.file.ngenArchitecture=all
     file source=$(OutputPath)\Vsix\CompilerExtension\System.Xml.XmlDocument.dll vs.file.ngenArchitecture=all
     file source=$(OutputPath)\Vsix\CompilerExtension\System.Xml.XPath.dll vs.file.ngenArchitecture=all
     file source=$(OutputPath)\Vsix\CompilerExtension\System.Xml.XPath.XDocument.dll vs.file.ngenArchitecture=all