diff --git a/docs/changelog.rst b/docs/changelog.rst
index 5268a7f..6e7eadb 100644
--- a/docs/changelog.rst
+++ b/docs/changelog.rst
@@ -2,6 +2,13 @@
  Changelog
 ===========
 
+.. _v2_2_1:
+
+2.2.1 (2020-02-06)
+------------------
+
+Fixed a bug where ``.upsert(..., hash_id="pk")`` threw an error (`#84 <https://github.com/simonw/sqlite-utils/issues/84>`__).
+
 .. _v2_2:
 
 2.2 (2020-02-01)
diff --git a/setup.py b/setup.py
index 9f2b1cd..710140c 100644
--- a/setup.py
+++ b/setup.py
@@ -2,7 +2,7 @@ from setuptools import setup, find_packages
 import io
 import os
 
-VERSION = "2.2"
+VERSION = "2.2.1"
 
 
 def get_long_description():