Document URL: https://access.redhat.com/documentation/en-us/red_hat_gluster_storage/3.4/html-single/installation_guide/ Section Number and Name: Chapter 8. Upgrading to Red Hat Gluster Storage 3.4 -8.2. In-Service Software Upgrade from Red Hat Gluster Storage 3.3 to Red Hat Gluster Storage 3.4 --8.2.3. In-Service Software Upgrade Describe the issue: detach misspelled in point 23 as well as the command below it as shown below: 23. If a dummy node was created earlier, then detatch it by executing the following command: # gluster peer detatch <dummy_node name> Suggestions for improvement: Just change detatch to detach. Something like: 23. If a dummy node was created earlier, then detach it by executing the following command: # gluster peer detach <dummy_node name> Additional information: