Add development instructions

1 files changed, 9 insertions, 3 deletions

diff --git a/README.md b/README.md
index 0fc69a1..099821d 100644
--- a/README.md
+++ b/README.md
@@ -16,10 +16,10 @@ With `poetry-restrict-plugin`, that looks as follows:
 
 ```sh
 $ poetry run cat ~/.ssh/config
-poetry-restrict-plugin: Landlock engaged.
+poetry-restrict-plugin: Landlocked & unshared.
 cat: /home/jc/.ssh/config: Permission denied
 $ poetry run ls ~/.ssh
-poetry-restrict-plugin: Landlock engaged.
+poetry-restrict-plugin: Landlocked & unshared.
 ls: cannot open directory '/home/jc/.ssh': Permission denied
 ```
 
@@ -27,7 +27,8 @@ ls: cannot open directory '/home/jc/.ssh': Permission denied
 ## Installation
 
 `poetry-restrict-plugin` is currently only supported on Linux with [the Landlock
-LSM](https://docs.kernel.org/userspace-api/landlock.html) enabled.
+LSM](https://docs.kernel.org/userspace-api/landlock.html) enabled. It also
+requires user namespacing to be enabled.
 
 Installation depends on how you installed Poetry. With
 [`pipx`](https://pipx.pypa.io/stable/docs/):
@@ -56,6 +57,11 @@ error with it and need an escape hatch, you can re-run your command with the
 environment variable `POETRY_NO_RESTRICT=1` set.
 
 
+## Development
+
+Please send patches to me by e-mail.
+
+
 ## Disclaimer
 
 `poetry-restrict-plugin` is not a perfect sandbox, and probably never will be.