diff --git a/pkgs/development/python-modules/authheaders/default.nix b/pkgs/development/python-modules/authheaders/default.nix
index 1780f552679..a1d049ebb15 100644
--- a/pkgs/development/python-modules/authheaders/default.nix
+++ b/pkgs/development/python-modules/authheaders/default.nix
@@ -1,5 +1,5 @@
 { buildPythonPackage, fetchPypi, isPy27, lib
-, authres, dnspython, dkimpy, ipaddress, publicsuffix
+, authres, dnspython, dkimpy, ipaddress, publicsuffix2
 }:
 
 buildPythonPackage rec {
@@ -11,7 +11,7 @@ buildPythonPackage rec {
     sha256 = "935726b784cc636cbcfed2c977f1a6887dc60056806da4eff60db932c5896692";
   };
 
-  propagatedBuildInputs = [ authres dnspython dkimpy publicsuffix ]
+  propagatedBuildInputs = [ authres dnspython dkimpy publicsuffix2 ]
                           ++ lib.optional isPy27 ipaddress;
 
   meta = {