diff --git a/package.json b/package.json
index 332ba2c4..e7685313 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "whatsapp-api-js",
-  "version": "1.0.1",
+  "version": "1.0.2",
   "author": "Secreto31126",
   "description": "A TypeScript server agnostic Whatsapp's Official API framework",
   "license": "MIT",
diff --git a/src/messages/contacts.ts b/src/messages/contacts.ts
index bffc3266..a03325df 100644
--- a/src/messages/contacts.ts
+++ b/src/messages/contacts.ts
@@ -68,7 +68,8 @@ export class Contacts extends ClientMessage {
                 if (component._many) {
                     if (!(name in contact)) {
                         Object.defineProperty(contact, name, {
-                            value: [] as Address[] | Email[] | Phone[] | Url[]
+                            value: [] as Address[] | Email[] | Phone[] | Url[],
+                            enumerable: true
                         });
                     }
 
diff --git a/src/messages/template.ts b/src/messages/template.ts
index 0d491568..2c90764e 100644
--- a/src/messages/template.ts
+++ b/src/messages/template.ts
@@ -385,7 +385,8 @@ export class HeaderParameter {
         }
 
         Object.defineProperty(this, this.type, {
-            value: parameter
+            value: parameter,
+            enumerable: true
         });
     }
 }
@@ -480,7 +481,8 @@ export class BodyParameter {
         }
 
         Object.defineProperty(this, this.type, {
-            value: parameter
+            value: parameter,
+            enumerable: true
         });
     }
 }