Update README.md

Author: imchairmanm

README.md

@@ -49,7 +49,7 @@ If you want to customize and enhance this application, you need to fork this rep
 If you used the **Deploy to Koyeb** button, you can simply link your service to your forked repository to be able to push changes.
 Alternatively, you can manually create the application as described below.
 
-On the [Koyeb Control Panel](//app.koyeb.com/apps), on the **Overview** tab, click the **Create Web Service** button to begin.
+On the [Koyeb Control Panel](https://app.koyeb.com/), on the **Overview** tab, click the **Create Web Service** button to begin.
 
 1. Select **GitHub** as the deployment method.
 2. In the repositories list, select the repository you just forked.