diff --git a/tox.ini b/tox.ini
index d286b707..ca4b93a1 100644
--- a/tox.ini
+++ b/tox.ini
@@ -41,14 +41,6 @@ ignore = E123,H405
 show-source = True
 exclude=.venv,.git,.tox,dist,doc,*lib/python*,*egg,build,__init__.py
 
-[testenv:pip-missing-reqs]
-# do not install test-requirements as that will pollute the virtualenv for
-# determining missing packages
-# this also means that pip-missing-reqs must be installed separately, outside
-# of the requirements.txt files
-deps = pip_missing_reqs
-commands = pip-missing-reqs -d --ignore-module=oslo_utils* --ignore-module=pkg_resources --ignore-file=oslo_utils/test.py --ignore-file=oslo_utils/tests/* oslo_utils
-
 [testenv:releasenotes]
 deps = -r{toxinidir}/doc/requirements.txt
 commands = sphinx-build -a -E -W -d releasenotes/build/doctrees -b html releasenotes/source releasenotes/build/html