diff --git a/plugins/dotenv/README.md b/plugins/dotenv/README.md
index 6a0ab8dcd..8b3f9ecce 100644
--- a/plugins/dotenv/README.md
+++ b/plugins/dotenv/README.md
@@ -107,12 +107,15 @@ No additional configuration is required — the plugin automatically detects and
 
 ## Tests
 
-The tests use [zunit](https://github.com/zunit-zsh/zunit). Install it per its documentation, then run:
+The tests use [zunit](https://github.com/zunit-zsh/zunit). Install it per its [documentation](https://github.com/zunit-zsh/zunit#installation), then run:
 
 ```sh
 cd plugins/dotenv && zunit
 ```
 
+> [NOTE!]
+> zunit also requires installing [Revolver](https://github.com/molovo/revolver).
+
 ## Version Control
 
 **It's strongly recommended to add `.env` file to `.gitignore`**, because usually it contains sensitive information such as your credentials, secret keys, passwords etc. You don't want to commit this file, it's supposed to be local only.