diff --git a/doc/source/contributor/testing-keystone.rst b/doc/source/contributor/testing-keystone.rst
index af93c0dd7c..709d56ff8e 100644
--- a/doc/source/contributor/testing-keystone.rst
+++ b/doc/source/contributor/testing-keystone.rst
@@ -249,7 +249,7 @@ from the tempest directory:
 
 .. code-block:: bash
 
-    tox -e all-plugin -- keystone_tempest_plugin
+    tox -e all -- keystone_tempest_plugin
 
 .. NOTE::
    Most of keystone's API tests are implemented in `tempest`_ and it is usually