diff --git a/CHANGELOG.md b/CHANGELOG.md
index c0aa630..6f02baa 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.11.13 - May 30, 2018
+
+- Allow 5-digits Australian account numbers
+
 ## 0.11.12 - March 21, 2018
 
 - Validate Australian BSBs
diff --git a/lib/ibandit/version.rb b/lib/ibandit/version.rb
index a20d8a8..6518c14 100644
--- a/lib/ibandit/version.rb
+++ b/lib/ibandit/version.rb
@@ -1,3 +1,3 @@
 module Ibandit
-  VERSION = "0.11.12".freeze
+  VERSION = "0.11.13".freeze
 end