diff --git a/src/models/entity.ts b/src/models/entity.ts
index 6231853..c1a4727 100644
--- a/src/models/entity.ts
+++ b/src/models/entity.ts
@@ -104,4 +104,8 @@ export class EntityObject implements EntityModelInterface {
         return this._properties;
     }
 
+    set properties(value: IndividualObject | OrganizationObject | GroupObject) {
+        this._properties = value;
+    }
+
 }