diff --git a/test-requirements.txt b/test-requirements.txt
index 69df30c037..8bfb2dd3d3 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -18,3 +18,4 @@ testscenarios>=0.4 # Apache-2.0/BSD
 WebTest>=2.0.27 # MIT
 bashate>=0.5.1 # Apache-2.0
 flake8-import-order>=0.13 # LGPLv3
+Pygments>=2.2.0 # BSD
diff --git a/tox.ini b/tox.ini
index 939cbddc0b..ed643faba8 100644
--- a/tox.ini
+++ b/tox.ini
@@ -35,7 +35,7 @@ commands =
   # the check and gate queues.
   {toxinidir}/tools/run_bashate.sh {toxinidir}
   # Check the *.rst files
-  doc8 README.rst CONTRIBUTING.rst doc/source --ignore D001 --ignore D000
+  doc8 README.rst CONTRIBUTING.rst doc/source --ignore D001
   # Check to make sure reno releasenotes created with 'reno new'
   {toxinidir}/tools/check-releasenotes.py