diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0e4d08f..7bb2583 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,7 +2,10 @@
 All notable changes to this project will be documented in this file.
 `Kronos` adheres to [Semantic Versioning](http://semver.org/).
 
-## [4.0.1]
+## [4.1.0](https://github.com/lyft/Kronos/releases/tag/4.1.0)
+- Add assertion when app group storage fails
+
+## [4.0.1](https://github.com/lyft/Kronos/releases/tag/4.0.1)
 - Fix "Initialization of 'UnsafeBufferPointer<T>' results in a dangling buffer pointer" warnings
 
 ## [4.0.0](https://github.com/lyft/Kronos/releases/tag/4.0.0)
diff --git a/Kronos.podspec b/Kronos.podspec
index 52cf741..56ac2a2 100644
--- a/Kronos.podspec
+++ b/Kronos.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name = 'Kronos'
-  s.version = '4.0.1'
+  s.version = '4.1.0'
   s.license = { :type => 'Apache License, Version 2.0', :file => 'LICENSE' }
   s.summary = 'Elegant NTP client in Swift'
   s.homepage = 'https://github.com/lyft/Kronos'