Software⏱️ 2 min read📅 2026-05-31

How to Fix: Repository access denied. access via a deployment key is read-only

Learn how to fix: Repository access denied. access via a deployment key is read-only.

Quick Answer: Try checking your system settings or restarting.

The 'Repository access denied. Access via a deployment key is read-only' error occurs when you're trying to push changes to a repository using a deployment key, but the key doesn't have the necessary permissions to perform write operations.

🔧 Proven Troubleshooting Steps

Method 1: Update Deployment Key Permissions

  1. Step 1: Log in to your Heroku account and navigate to the Repository settings of your project.

Method 2: Add SSH Key to Repository

  1. Step 1: In the Repository settings, click on 'Deploy keys' and then click 'Add deploy key'.

Method 3: Use Git Credential Manager

  1. Step 1: Install a Git credential manager like Git Credential Manager or gcmanager.

🎯 Final Words

By following these steps, you should be able to resolve the 'Repository access denied. Access via a deployment key is read-only' error and successfully push changes to your repository.

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