diff --git a/tests/OmniSharp.Script.Tests/WorkspaceInformationTests.cs b/tests/OmniSharp.Script.Tests/WorkspaceInformationTests.cs
index 4f0ef5fbd7..626d4949c2 100644
--- a/tests/OmniSharp.Script.Tests/WorkspaceInformationTests.cs
+++ b/tests/OmniSharp.Script.Tests/WorkspaceInformationTests.cs
@@ -4,6 +4,7 @@
 using System.Linq;
 using System.Reflection;
 using System.Threading.Tasks;
+using Microsoft.CodeAnalysis;
 using Microsoft.CodeAnalysis.Scripting.Hosting;
 using OmniSharp.Models.FilesChanged;
 using OmniSharp.Models.WorkspaceInformation;