diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3bb2929..7e04381 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,7 +1,8 @@
 # Python Buildpack Changelog
 
-# Master
-- Python 3.6.11 and 3.7.8 are now available (CPython)
+# 171 (2020-07-07)
+
+- Python 3.6.11 and 3.7.8 are now available (CPython).
 
 # 170 (2020-05-19)