diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2293998..494a581 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,9 +2,12 @@
 
 # Master
 
+--------------------------------------------------------------------------------
+
+# 159 (2019-10-22)
+
 - Python 2.7.17 now available on Heroku 18 and 16.
 
---------------------------------------------------------------------------------
 # 158 (2019-10-21)
 
 - Python 3.7.5 and 3.8.0 now available on Heroku 18 and 16.