diff --git a/Sources/OpenLibraryWrapper/Program.cs b/Sources/OpenLibraryWrapper/Program.cs
index bc96304..a78b67f 100644
--- a/Sources/OpenLibraryWrapper/Program.cs
+++ b/Sources/OpenLibraryWrapper/Program.cs
@@ -15,9 +15,12 @@ var builder = WebApplication.CreateBuilder(args);
 
 switch(dto)
 {
-    case "API":
+    case "Wrapper":
         builder.Services.AddSingleton<IDtoManager, OpenLibClientAPI>();
         break;
+    case "Database":
+        builder.Services.AddSingleton<IDtoManager, MyLibraryManager>();
+        break;
     default:
         builder.Services.AddSingleton<IDtoManager, Stub>();
         break;