2 files changed, 8 insertions, 1 deletions
diff --git a/README.rst b/README.rst
index 3059c85..88eaf1c 100644
--- a/README.rst
+++ b/README.rst
@@ -120,7 +120,7 @@ The Currently supported configuration keys are:
 
     .. warning::
 
-      only *.py and *.txt are supported as extensions
+      only :code:`*.py` and :code:`*.txt` are supported as extensions
 
 
 To use setuptools_scm in other Python code you can use the
diff --git a/tox.ini b/tox.ini
index d63298d..f6c269d 100644
--- a/tox.ini
+++ b/tox.ini
@@ -22,6 +22,13 @@ deps=
 commands =
     flake8 setuptools_scm/ testing/ setup.py
 
+[testenv:check_readme]
+deps=
+
+    pygments
+    docutils
+commands=
+    rst2html.py README.rst {envlogdir}/README.html --strict []
 
 [testenv:upload]
 deps= wheel