diff --git a/.zuul.yaml b/.zuul.yaml
index 9c15551..d66d49d 100644
--- a/.zuul.yaml
+++ b/.zuul.yaml
@@ -83,7 +83,6 @@
     templates:
       - check-requirements
       - openstack-cover-jobs
-      - openstack-lower-constraints-master-branch-jobs
       - openstack-python3-zed-jobs
       - publish-openstack-docs-pti
       - release-notes-jobs-python3
diff --git a/lower-constraints.txt b/lower-constraints.txt
deleted file mode 100644
index 8e2c3e7..0000000
--- a/lower-constraints.txt
+++ /dev/null
@@ -1,10 +0,0 @@
-Flask==1.0.0
-cliff==3.3.0
-coverage==4.0
-dogpile.cache==0.9.2
-oslo.messaging==9.4.0
-oslotest==3.2.0
-pbr==3.1.1
-prometheus_client==0.6.0
-stestr==2.0.0
-stevedore==1.20.0
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
index f01c107..a4052ae 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,7 @@
+# Requirements lower bounds listed here are our best effort to keep them up to
+# date but we do not test them so no guarantee of having them all correct. If
+# you find any incorrect lower bounds, let us know or propose a fix.
+
 pbr>=3.1.1 # Apache-2.0
 stevedore>=1.20.0 # Apache-2.0
 oslo.messaging>=9.4.0 # Apache-2.0
diff --git a/tox.ini b/tox.ini
index f0da90f..54df670 100644
--- a/tox.ini
+++ b/tox.ini
@@ -75,9 +75,3 @@ application-import-names = ironic_prometheus_exporter
 exclude=.venv,.git,.tox,dist,doc,*lib/python*,*egg,build
 import-order-style = pep8
 show-source = True
-
-[testenv:lower-constraints]
-deps =
-  -c{toxinidir}/lower-constraints.txt
-  -r{toxinidir}/test-requirements.txt
-  -r{toxinidir}/requirements.txt