diff --git a/lower-constraints.txt b/lower-constraints.txt
deleted file mode 100644
index bb0445e..0000000
--- a/lower-constraints.txt
+++ /dev/null
@@ -1,45 +0,0 @@
-alabaster==0.7.10
-appdirs==1.3.0
-Babel==2.3.4
-chardet==3.0.4
-contextlib2==0.4.0
-coverage==4.0
-doc8==0.6.0
-docutils==0.11
-dulwich==0.15.0
-eventlet==0.18.2
-extras==1.0.0
-fixtures==3.0.0
-flake8==2.2.4
-greenlet==0.4.15
-hacking==0.10.0
-imagesize==0.7.1
-iso8601==0.1.11
-Jinja2==2.10
-keystoneauth1==3.4.0
-linecache2==1.0.0
-MarkupSafe==1.0
-mccabe==0.2.1
-mox3==0.20.0
-os-client-config==1.28.0
-oslotest==3.2.0
-pbr==2.0.0
-pep8==1.5.7
-prettytable==0.7.1
-pyflakes==0.8.1
-Pygments==2.2.0
-python-mimeparse==1.6.0
-python-subunit==1.0.0
-pytz==2013.6
-PyYAML==3.13
-requests==2.14.2
-requestsexceptions==1.2.0
-restructuredtext-lint==1.1.1
-six==1.10.0
-snowballstemmer==1.2.1
-stevedore==1.20.0
-stestr==2.0.0
-testscenarios==0.4
-testtools==2.2.0
-traceback2==1.4.0
-unittest2==1.1.0
diff --git a/tox.ini b/tox.ini
index 33d8afe..c1557ed 100644
--- a/tox.ini
+++ b/tox.ini
@@ -58,8 +58,3 @@ commands =
   rm -rf releasenotes/build
   sphinx-build -a -E -W -d releasenotes/build/doctrees -b html releasenotes/source releasenotes/build/html
 
-[testenv:lower-constraints]
-deps =
-  -c{toxinidir}/lower-constraints.txt
-  -r{toxinidir}/test-requirements.txt
-  -r{toxinidir}/requirements.txt