diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7dec8c7d7aa916577e9bfe10d31af87de14d3407..bee5a177e10ac1a0353fd003a1fedec2651b83fd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,9 @@
 
 Updated default Python 2.7.13.
 
+- Python 2.7.13 uses UCS-4 build, more compatibile with linux wheels.
+- Updated setuptools to v32.1.0.
+
 ## v86
 
 Refactor and multi-buildpack compatibility.