diff --git a/CHANGELOG.md b/CHANGELOG.md
index b969364..4bb5366 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,12 @@
+# UNRELEASED
+
+- Update postal code validation to:
+  - strip trailing and leading whitespace
+  - verify postal code is at least 3 characters
+  - confirm 1st three characters are alphanumeric
+
 # 9.1.0 
+
 - Support skipping of luhn check digit validation in card number validator. 
 
 # 9.0.0
@@ -46,7 +54,7 @@ _Breaking Changes_
 
   # 6.1.0
 
-- Add option to set a `maxLength` for card number valiation
+- Add option to set a `maxLength` for card number validation
 
   # 6.0.0