diff --git a/CSharpDriver.sln.DotSettings b/CSharpDriver.sln.DotSettings
index fc0f06c9c74..b52f6048577 100644
--- a/CSharpDriver.sln.DotSettings
+++ b/CSharpDriver.sln.DotSettings
@@ -120,6 +120,7 @@ namespace $NAMESPACE$
 */
 
 using System.Collections.Generic;
+using System.Linq;
 using MongoDB.Driver.TestHelpers;
 using FluentAssertions;
 using Xunit;