diff --git a/memo/venv-memo.md b/memo/venv-memo.md
index 03c2751..ba751b9 100644
--- a/memo/venv-memo.md
+++ b/memo/venv-memo.md
@@ -1,3 +1,5 @@
+# Venv
+
 ```bash
 python -m venv <env-name>
 source <env-name>/bin/activate
@@ -7,4 +9,16 @@ deactivate
 ```
 pip freeze > requirements.txt
 pip install -r requirements.txt
+```
+
+# Pipenv
+```bash
+pyenv install --list | grep 3.9
+pyenv install 3.9.12
+```
+
+```bash
+pyenv global 3.12.4
+cd /path/to/your/project
+pyenv local 3.9.17
 ```
\ No newline at end of file