diff --git a/.github/CONTRIBUTING.md b/.github/CONTRIBUTING.md
index 2efe367..0281e28 100644
--- a/.github/CONTRIBUTING.md
+++ b/.github/CONTRIBUTING.md
@@ -13,8 +13,8 @@ PyPI.
 Using `pip`, you can install the package in development mode by running:
 
 ```sh
+pip install --editable ".[dev]"
 pip install -e .
-pip install -r dev-requirements.txt
 ```
 
 ## Testing
diff --git a/requirements.txt b/requirements.txt
deleted file mode 100644
index f3419b4..0000000
--- a/requirements.txt
+++ /dev/null
@@ -1 +0,0 @@
---editable ".[dev, docs]"