diff --git a/pep-0557.rst b/pep-0557.rst
index f2ad9e4d7..b67105bd3 100644
--- a/pep-0557.rst
+++ b/pep-0557.rst
@@ -1,12 +1,13 @@
 PEP: 557
 Title: Data Classes
 Author: Eric V. Smith <eric@trueblade.com>
-Status: Draft
+Status: Accepted
 Type: Standards Track
 Content-Type: text/x-rst
 Created: 02-Jun-2017
 Python-Version: 3.7
 Post-History: 08-Sep-2017, 25-Nov-2017, 30-Nov-2017, 01-Dec-2017, 02-Dec-2017
+Resolution: https://mail.python.org/pipermail/python-dev/2017-December/151034.html
 
 Notice for Reviewers
 ====================