diff --git a/src/PepperDash.Essentials.Core/Routing/ICurrentSources.cs b/src/PepperDash.Essentials.Core/Routing/ICurrentSources.cs
index 8c6323d4..bef0fd95 100644
--- a/src/PepperDash.Essentials.Core/Routing/ICurrentSources.cs
+++ b/src/PepperDash.Essentials.Core/Routing/ICurrentSources.cs
@@ -1,4 +1,5 @@
 using System.Collections.Generic;
+using PepperDash.Essentials.Core;
 
 namespace PepperDash.Essentials.Core.Routing
 {