diff --git a/docs/modules/packages-02-npm.md b/docs/modules/packages-02-npm.md
index 41b3686..4af2262 100644
--- a/docs/modules/packages-02-npm.md
+++ b/docs/modules/packages-02-npm.md
@@ -38,6 +38,10 @@ You might have noticed the 'Node' in Node package manager, it won't come as a su
 
 ### nvm
 
+:::caution Warning
+Be sure to have a `.zshrc` file in your home directory. If you don't have one, create it with `touch ~/.zshrc` Otherwise, the installation of nvm will fail.
+:::
+
 To handle different Node.js versions easaly, there is a tool called `nvm` (node version manager) Lets start by [installing](https://github.com/nvm-sh/nvm#installing-and-updating) this one first. [^1] See the documentation for the most recent version, the command is something like this:
 
 ```bash