diff --git a/README.md b/README.md
index a4cada9..d394c61 100644
--- a/README.md
+++ b/README.md
@@ -14,12 +14,12 @@ printf 'for f in pyv pyv_comp.bash ; do if [ -f ~/.local/share/pyv/$f ] ; then .
 `pyv [ls|new|rm|enter|exit] myvenv`
 
 ```sh
-pyv new v1    # create venv named v1
-pyv new v2    # create venv named v2
-pyv ls        # list venvs
-pyv rm v2     # delete venv named v2
-pyv enter v1  # enter venv named v1
-pyv exit      # exit current venv
+pyv new v1   # create venv named v1
+pyv new v2   # create venv named v2
+pyv ls       # list venvs
+pyv rm v2    # delete venv named v2
+pyv enter v1 # enter venv named v1
+pyv exit     # exit current venv
 ```
 
 ## Update
@@ -34,3 +34,14 @@ git -C ~/.local/share/pyv pull
 rm -rf ~/.local/share/pyv
 # Also remove corresponding line in ~/.bashrc
 ```
+
+## Customize `$VENV_DIR`
+
+By default, it stores venv data in `${XDG_DATA_HOME}/pyv` or
+`${HOME}/.local/share/pyv`, to change this behavior, set a different `$VENV_DIR`
+variable:
+
+```sh
+# Add this line to bashrc to persist
+VENV_DIR="$HOME/myvenvs"
+```