diff --git a/src/Compilers/Test/Utilities/VisualBasic/MockVisualBasicCompiler.vb b/src/Compilers/Test/Utilities/VisualBasic/MockVisualBasicCompiler.vb
index 37a8003cb49bca6131f043deeec7f033be3559ff..1e5b146b194f381380e94568dfacfff0217e7aab 100644
--- a/src/Compilers/Test/Utilities/VisualBasic/MockVisualBasicCompiler.vb
+++ b/src/Compilers/Test/Utilities/VisualBasic/MockVisualBasicCompiler.vb
@@ -4,7 +4,6 @@ Imports System.Collections.Immutable
 Imports System.IO
 Imports System.Runtime.InteropServices
 Imports Microsoft.CodeAnalysis.Diagnostics
-Imports Microsoft.VisualStudio.Shell.Interop
 
 Friend Class MockVisualBasicCompiler
     Inherits VisualBasicCompiler