diff --git a/README.md b/README.md
index e376b149..bd2a2721 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 # cities
 ```
 python -m venv venv
-venv/bin/activate
+source venv/bin/activate
 pip install -r requirements.txt
-pytest tests/
+cd tests && pytest
 ```