diff --git a/docs/x509.rst b/docs/x509.rst
index 19a62be..42b95a1 100644
--- a/docs/x509.rst
+++ b/docs/x509.rst
@@ -185,6 +185,8 @@
 
     .. versionadded:: 0.8
 
+    An X.509 name consists of a list of Attribute objects.
+
     .. attribute:: oid
 
         :type: :class:`ObjectIdentifier`
@@ -201,6 +203,9 @@
 
     .. versionadded:: 0.8
 
+    Object identifiers (frequently seen abbreviated as OID) identify the type
+    of a value (see: :class:`Attribute`).
+
     .. attribute:: value
 
         :type: :class:`str`