CHANGES.md in twilio-ruby-5.2.1 vs CHANGES.md in twilio-ruby-5.2.2

@@ -1,7 +1,11 @@
 twilio-ruby changelog
 =====================
 
+[2017-09-08] Version 5.2.2
+---------------------------
+- Add configurable timeout to HttpClient
+
 [2017-09-01] Version 5.2.1
 ---------------------------
 **Sync**
 - Add support for Streams