diff --git a/README.md b/README.md
index 95ac75e..8c4d54a 100644
--- a/README.md
+++ b/README.md
@@ -4,5 +4,7 @@ space status of chaoszone
 
 ## how to use
 
+```bash
 python3 -m venv .
 bin/python generate.py
+```