diff --git a/src/cryptography/x509.py b/src/cryptography/x509.py
index e280980..7106258 100644
--- a/src/cryptography/x509.py
+++ b/src/cryptography/x509.py
@@ -75,6 +75,12 @@
     def __ne__(self, other):
         return not self == other
 
+    def __repr__(self):
+        return "<NameAttribute(oid={oid}, value={value!r})>".format(
+            oid=self.oid,
+            value=self.value
+        )
+
 
 class ObjectIdentifier(object):
     def __init__(self, dotted_string):
diff --git a/tests/test_x509.py b/tests/test_x509.py
index 3823120..0927520 100644
--- a/tests/test_x509.py
+++ b/tests/test_x509.py
@@ -277,6 +277,13 @@
             x509.ObjectIdentifier('oid'), 'value'
         ) != object()
 
+    def test_repr(self):
+        na = x509.NameAttribute(x509.ObjectIdentifier('2.5.4.3'), 'value')
+        assert repr(na) == (
+            "<NameAttribute(oid=<ObjectIdentifier(oid=2.5.4.3, name=commonName"
+            ")>, value='value')>"
+        )
+
 
 class TestObjectIdentifier(object):
     def test_eq(self):
diff --git a/tox.ini b/tox.ini
index 4e1304d..dc8811a 100644
--- a/tox.ini
+++ b/tox.ini
@@ -21,6 +21,7 @@
 deps =
     doc8
     pyenchant
+    readme>=0.5.1
     sphinx
     sphinx_rtd_theme
     sphinxcontrib-spelling
@@ -31,6 +32,7 @@
     sphinx-build -W -b doctest -d {envtmpdir}/doctrees docs docs/_build/html
     sphinx-build -W -b spelling docs docs/_build/html
     doc8 --allow-long-titles README.rst CHANGELOG.rst docs/ --ignore-path docs/_build/
+    python setup.py check --restructuredtext --strict
 
 [testenv:docs-linkcheck]
 deps =