diff --git a/src/NzbDrone.Core/MetadataSource/SkyHook/SkyHookProxy.cs b/src/NzbDrone.Core/MetadataSource/SkyHook/SkyHookProxy.cs
index e24aa65aa..821f9d420 100644
--- a/src/NzbDrone.Core/MetadataSource/SkyHook/SkyHookProxy.cs
+++ b/src/NzbDrone.Core/MetadataSource/SkyHook/SkyHookProxy.cs
@@ -2,6 +2,7 @@
 using System.Collections.Generic;
 using System.Linq;
 using System.Net;
+using System.Text.RegularExpressions;
 using Newtonsoft.Json;
 using NLog;
 using NzbDrone.Common.Cloud;