Update README.md

Author: GitOnion

README.md

@@ -44,7 +44,7 @@ HackMD team is committed to keep CodiMD open source. All contributions are welco
 You would find all documentation here: [CodiMD Documentation](https://hackmd.io/c/codimd-documentation)
 
 ### Deployment
-If you want to spin up an instance and start using immediately, see [Docker deployment](https://hackmd.io/c/codimd-documentation/%2Fs%2Fcodimd-documentation#Deployment).
+If you want to spin up an instance and start using immediately, see [Docker deployment](https://hackmd.io/c/codimd-documentation/%2Fs%2Fcodimd-docker-deployment).
 If you want to contribute to the project, start with [manual deployment](https://hackmd.io/c/codimd-documentation/%2Fs%2Fcodimd-manual-deployment).
 
 ### Configuration