diff --git a/README.md b/README.md
index 9a4c82d..7abddb7 100644
--- a/README.md
+++ b/README.md
@@ -9,6 +9,7 @@
 ```
 cd python/
 python3 -m venv .
+source ./bin/activate
 python3 -m pip install -r requirements.txt
 ```
 Then run with: