diff --git a/docs/x509/reference.rst b/docs/x509/reference.rst
index ce479a7..eda0581 100644
--- a/docs/x509/reference.rst
+++ b/docs/x509/reference.rst
@@ -2270,6 +2270,12 @@
 
         Corresponds to the dotted string ``"2.5.4.8"``.
 
+    .. attribute:: STREET_ADDRESS
+
+        .. versionadded:: 1.6
+
+        Corresponds to the dotted string ``"2.5.4.9"``.
+
     .. attribute:: ORGANIZATION_NAME
 
         Corresponds to the dotted string ``"2.5.4.10"``.
@@ -2300,6 +2306,12 @@
 
         Corresponds to the dotted string ``"2.5.4.44"``.
 
+    .. attribute:: UNIQUE_IDENTIFIER
+
+        .. versionadded:: 1.6
+
+        Corresponds to the dotted string ``"2.5.4.45"``.
+
     .. attribute:: DN_QUALIFIER
 
         Corresponds to the dotted string ``"2.5.4.46"``. This specifies