diff --git a/samples/musicfestival-backend-dotnet/Startup.cs b/samples/musicfestival-backend-dotnet/Startup.cs
index e332e55..73db0d0 100644
--- a/samples/musicfestival-backend-dotnet/Startup.cs
+++ b/samples/musicfestival-backend-dotnet/Startup.cs
@@ -133,10 +133,7 @@ public void ConfigureServices(IServiceCollection services)
             o.IncludeNumericContentIdentifier = true;
         });
 
-        services.AddContentGraph(OpenIDConnectOptionsDefaults.AuthenticationScheme, options =>
-        {
-            options.EnablePreviewTokens = true;
-        });
+        services.AddContentGraph(OpenIDConnectOptionsDefaults.AuthenticationScheme);
         services.AddHostedService<ProvisionDatabase>();
     }
 
diff --git a/samples/musicfestival-backend-dotnet/appsettings.json b/samples/musicfestival-backend-dotnet/appsettings.json
index 74272b4..4aa1da6 100644
--- a/samples/musicfestival-backend-dotnet/appsettings.json
+++ b/samples/musicfestival-backend-dotnet/appsettings.json
@@ -17,7 +17,8 @@
       "SingleKey": "",
       "AllowSendingLog": "true",
       "ContentVersionSyncMode": "All",
-      "SyncReferencingContents": "true"
+      "SyncReferencingContents": "true",
+      "EnablePreviewTokens": "true"
     }
   },
   "FRONT_END_URI": ""