diff --git a/tox.ini b/tox.ini
index 23a5ab17..1547a16c 100644
--- a/tox.ini
+++ b/tox.ini
@@ -57,14 +57,6 @@ exclude=.venv,.git,.tox,dist,doc,*lib/python*,*egg,build
 [hacking]
 import_exceptions =
 
-[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_cache* --ignore-file=oslo_cache/tests/* --ignore-file=tests/ oslo_cache
-
 [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