diff --git a/doc/development.rst b/doc/development.rst
index a907079e5..f1cea0609 100644
--- a/doc/development.rst
+++ b/doc/development.rst
@@ -37,13 +37,18 @@ Run the tests
 
 2. Run::
 
-     $ pg_virtualenv tox
+     $ JENKINS_URL=fakeurl pg_virtualenv tox
 
 .. note::
 
    `tests/test_ldap.py` will fail if `apparmor_status` reports that
    `/usr/sbin/slapd` is in enforce mode.
 
+.. note::
+
+   Setting `JENKINS_URL` instructs tox to run `[tox:jenkins]` instead
+   of the default `[tox]`.
+
 2. Run with code coverage::
 
      $ pg_virtualenv tox < /dev/null