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docs/book/src/reference/completion.md

@@ -2,10 +2,11 @@
 The Kubebuilder completion script for Bash can be generated with the command `kubebuilder completion bash` as the Kubebuilder completion script for Zsh can be generated with the command `kubebuilder completion zsh`. 
 Note that sourcing the completion script in your shell enables Kubebuilder autocompletion. 
 
-</aside>
 <aside class="note">
 <h1>Prerequisites for Bash</h1>
+
 The completion Bash script depends on [bash-completion](https://github.com/scop/bash-completion), which means that you have to install this software first (you can test if you have bash-completion already installed). Also, ensure that your Bash version is 4.1+. 
+
 </aside>