diff --git a/rest_framework/relations.py b/rest_framework/relations.py
index 338776884..9bde79b19 100644
--- a/rest_framework/relations.py
+++ b/rest_framework/relations.py
@@ -47,12 +47,12 @@ class Hyperlink(str):
     in some contexts, or render as a plain URL in others.
     """
     def __new__(cls, url, obj):
-        ret = str.__new__(cls, url)
+        ret = super().__new__(cls, url)
         ret.obj = obj
         return ret
 
     def __getnewargs__(self):
-        return(str(self), self.name,)
+        return (str(self), self.name)
 
     @property
     def name(self):