diff --git a/src/Umbraco.Web/Models/BackOfficeTourStep.cs b/src/Umbraco.Web/Models/BackOfficeTourStep.cs
index a6b104d882..433edfee13 100644
--- a/src/Umbraco.Web/Models/BackOfficeTourStep.cs
+++ b/src/Umbraco.Web/Models/BackOfficeTourStep.cs
@@ -1,4 +1,5 @@
 using System.Runtime.Serialization;
+using Newtonsoft.Json.Linq;
 
 namespace Umbraco.Web.Models
 {
@@ -22,5 +23,7 @@ namespace Umbraco.Web.Models
         public float? BackdropOpacity { get; set; }
         [DataMember(Name = "event")]
         public string Event { get; set; }
+        [DataMember(Name = "customProperties")]
+        public JObject CustomProperties { get; set; }
     }
 }
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