diff --git a/src/Umbraco.Web/PropertyEditors/ValueConverters/NestedContentManyValueConverter.cs b/src/Umbraco.Web/PropertyEditors/ValueConverters/NestedContentManyValueConverter.cs
index 559777786f..4a25049695 100644
--- a/src/Umbraco.Web/PropertyEditors/ValueConverters/NestedContentManyValueConverter.cs
+++ b/src/Umbraco.Web/PropertyEditors/ValueConverters/NestedContentManyValueConverter.cs
@@ -6,6 +6,7 @@ using Newtonsoft.Json.Linq;
 using Umbraco.Core.Logging;
 using Umbraco.Core.Models.PublishedContent;
 using Umbraco.Core.PropertyEditors;
+using Umbraco.Core.PropertyEditors.ValueConverters;
 using Umbraco.Web.PublishedCache;
 
 namespace Umbraco.Web.PropertyEditors.ValueConverters
@@ -14,6 +15,7 @@ namespace Umbraco.Web.PropertyEditors.ValueConverters
     /// <summary>
     /// Provides an implementation for <see cref="T:Umbraco.Core.PropertyEditors.IPropertyValueConverter" /> for nested content.
     /// </summary>
+    [DefaultPropertyValueConverter(typeof(JsonValueConverter))]
     public class NestedContentManyValueConverter : NestedContentValueConverterBase
     {
         private readonly IProfilingLogger _proflog;
diff --git a/src/Umbraco.Web/PropertyEditors/ValueConverters/NestedContentSingleValueConverter.cs b/src/Umbraco.Web/PropertyEditors/ValueConverters/NestedContentSingleValueConverter.cs
index 06aa0b42fb..c9c99615f6 100644
--- a/src/Umbraco.Web/PropertyEditors/ValueConverters/NestedContentSingleValueConverter.cs
+++ b/src/Umbraco.Web/PropertyEditors/ValueConverters/NestedContentSingleValueConverter.cs
@@ -5,6 +5,7 @@ using Newtonsoft.Json.Linq;
 using Umbraco.Core.Logging;
 using Umbraco.Core.Models.PublishedContent;
 using Umbraco.Core.PropertyEditors;
+using Umbraco.Core.PropertyEditors.ValueConverters;
 using Umbraco.Web.PublishedCache;
 
 namespace Umbraco.Web.PropertyEditors.ValueConverters
@@ -13,6 +14,7 @@ namespace Umbraco.Web.PropertyEditors.ValueConverters
     /// <summary>
     /// Provides an implementation for <see cref="T:Umbraco.Core.PropertyEditors.IPropertyValueConverter" /> for nested content.
     /// </summary>
+    [DefaultPropertyValueConverter(typeof(JsonValueConverter))]
     public class NestedContentSingleValueConverter : NestedContentValueConverterBase
     {
         private readonly IProfilingLogger _proflog;