diff --git a/src/NOCQ/Imports/IDataImportHook.cs b/src/NOCQ/Imports/IDataImportHook.cs
index ee08924..e4c37be 100644
--- a/src/NOCQ/Imports/IDataImportHook.cs
+++ b/src/NOCQ/Imports/IDataImportHook.cs
@@ -1,3 +1,5 @@
+using System.ComponentModel.Composition;
+
 
 namespace NOCQ
 {