ChangeLog.md in activevalidators-4.0.0 vs ChangeLog.md in activevalidators-4.0.1

@@ -7,9 +7,16 @@
 ## DEPRECATION
 
 ## CHANGES
 
 
+# 4.0.1
+
+## CHANGES
+
+  * Handle integer postal codes (@penman)
+
+
 # 4.0.0 (Rails 5 support, major update!)
 
 ## BREAKING CHANGES
 
   * Added support for Rails 5! Big thanks to Ross Penman! (@penman) :tada: