Update settings/gitlab.mdx

Author: mintlify[bot]

settings/gitlab.mdx

@@ -11,6 +11,10 @@ We use access tokens and webhooks to authenticate and sync changes between GitLa
 
 ## Set up the connection
 
+<Note>
+  **HTTPS Cloning Required**: Your GitLab project must have HTTPS cloning enabled for Mintlify to access your repository. You can verify this in your project's **Settings** > **General** > **Visibility, project features, permissions** section.
+</Note>
+
 <Steps>
   <Step title="Find your project ID">
     In your GitLab project, navigate to **Settings** > **General** and locate your **Project ID**.