diff --git a/lib/callmebot_whatsapp_service.ts b/lib/callmebot_whatsapp_service.ts
index 1b22f51..1915338 100644
--- a/lib/callmebot_whatsapp_service.ts
+++ b/lib/callmebot_whatsapp_service.ts
@@ -8,7 +8,7 @@
  *   https://www.callmebot.com/blog/free-api-whatsapp-messages/
  * - Make sure your Google Apps Script project has the necessary permissions (like UrlFetch) enabled.
  */
-class CallMeBotWhatsAppAPI {
+export class CallMeBotWhatsAppAPI {
     /**
      * Sends a WhatsApp text message to the provided phone number.
      *
diff --git a/test/test_send_whastapp.ts b/test/test_send_whastapp.ts
index 5dd54fa..6e3841b 100644
--- a/test/test_send_whastapp.ts
+++ b/test/test_send_whastapp.ts
@@ -1,3 +1,5 @@
+import { CallMeBotWhatsAppAPI } from "../lib/callmebot_whatsapp_service";
+
 function TestSendWhatsapp() {
     CallMeBotWhatsAppAPI.sendMessage("Test Send Whatsapp");
 }
\ No newline at end of file