diff --git a/Sources/Model/Stub/StubManager.cs b/Sources/Model/Stub/StubManager.cs
index ce74617..ceb463f 100644
--- a/Sources/Model/Stub/StubManager.cs
+++ b/Sources/Model/Stub/StubManager.cs
@@ -104,7 +104,7 @@ public class StubManager : IDataManager
         StubInfoTitle.AddInfoTitle(title);
     }
 
-    public void AddFeat(InfoTitle infoTitle, Artist artist)
+    public static void AddFeat(InfoTitle infoTitle, Artist artist)
     {
         StubInfoTitle.AddFeat(infoTitle, artist);
     }