diff --git a/CHANGELOG.md b/CHANGELOG.md
index 27b6a4b..abeb927 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 <!--next-version-placeholder-->
 
+## v2.2.1 (2021-06-09)
+### Fix
+* Python2 build ([`d65fb40`](https://github.com/ssc-oscar/oscar.py/commit/d65fb40ef3c127ca000a750d088d58ed17dd2dc0))
+
 ## v2.2.0 (2021-04-30)
 ### Feature
 * Add c2dat lookup to Commit class: it may be better suited as a standalone function for bulk lookup of commit properties without instantiating any commits ([`4737f10`](https://github.com/ssc-oscar/oscar.py/commit/4737f102066a926f1703ff94498b4550ab9d5632))
diff --git a/oscar.pyx b/oscar.pyx
index dce6ec9..00d9395 100644
--- a/oscar.pyx
+++ b/oscar.pyx
@@ -22,7 +22,7 @@ import warnings
 # `pip uninstall lzf && pip install python-lzf`
 import lzf
 
-__version__ = '2.2.0'
+__version__ = '2.2.1'
 __author__ = 'marat@cmu.edu'
 __license__ = 'GPL v3'