diff --git a/Customizations/JSON/DeleteConfig.ts b/Customizations/JSON/DeleteConfig.ts
index 3112afd97e..d8fe88458d 100644
--- a/Customizations/JSON/DeleteConfig.ts
+++ b/Customizations/JSON/DeleteConfig.ts
@@ -35,7 +35,7 @@ export default class DeleteConfig {
             }
         })
         
-        this.softDeletionTags = null;
+        this.softDeletionTags = undefined;
         if(json.softDeletionTags !== undefined){
             this.softDeletionTags =  FromJSON.Tag(json.softDeletionTags,`${context}.softDeletionTags`)