diff --git a/README.md b/README.md
index 6f45fcd..6556d20 100644
--- a/README.md
+++ b/README.md
@@ -3400,6 +3400,8 @@ source .venv/bin/activate
 type pip
 # 5. Now you can install your pip package, here requirements.txt is simply a txt file containing all the packages you want. (e.g tornado==4.5.3).
 pip install -r requirements.txt
+# 6. Exit virtual environment
+deactivate
 ```