Fixed typo
diff --git a/cryptography/hazmat/primitives/interfaces.py b/cryptography/hazmat/primitives/interfaces.py
index bca8d54..ee54aaf 100644
--- a/cryptography/hazmat/primitives/interfaces.py
+++ b/cryptography/hazmat/primitives/interfaces.py
@@ -370,7 +370,7 @@
     @abc.abstractproperty
     def pub_key(self):
         """
-        The pub_key that's in the DSA structure, also known as y.
+        The pub_key that's in the DSA structure.
         """
 
     @abc.abstractproperty