diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6653ee0..99cc1fa 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 ## Upcoming Changes (unreleased)
 
+## 0.6.24 - July 30, 2018
+- added ```00``` as an international prefix
+- updated data
+
 ## 0.6.23 - July 10, 2018
 - updated data
 
diff --git a/Gemfile.lock b/Gemfile.lock
index 92c9c10..532140f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    phonelib (0.6.23)
+    phonelib (0.6.24)
 
 GEM
   remote: http://rubygems.org/
diff --git a/lib/phonelib/version.rb b/lib/phonelib/version.rb
index 98f13ca..3c89e7f 100644
--- a/lib/phonelib/version.rb
+++ b/lib/phonelib/version.rb
@@ -1,4 +1,4 @@
 module Phonelib
   # @private
-  VERSION = '0.6.23'
+  VERSION = '0.6.24'
 end