diff --git a/src/Squidex.Domain.Apps.Core.Operations/EnrichContent/DefaultValueFactory.cs b/src/Squidex.Domain.Apps.Core.Operations/EnrichContent/DefaultValueFactory.cs
index 0d05fc571..15c3b936b 100644
--- a/src/Squidex.Domain.Apps.Core.Operations/EnrichContent/DefaultValueFactory.cs
+++ b/src/Squidex.Domain.Apps.Core.Operations/EnrichContent/DefaultValueFactory.cs
@@ -51,7 +51,7 @@ namespace Squidex.Domain.Apps.Core.EnrichContent
 
         public IJsonValue Visit(IField<JsonFieldProperties> field)
         {
-            return JsonValue.Object();
+            return JsonValue.Null;
         }
 
         public IJsonValue Visit(IField<NumberFieldProperties> field)