diff --git a/CHANGELOG.md b/CHANGELOG.md
index 516c847..91fbc74 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,18 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## 5.3.2021 3.1.6
+
+## Fixed
+
+- Fixed UI animation loop not always stopping
+- Improve scanline synchronisation with flashing
+- Various performance improvements
+
+## Changed
+
+- Optimised UI opening / rotation experience
+
 ## 4.3.2021 3.1.5
 
 ## Fixed
diff --git a/README.md b/README.md
index fb5ecd1..aeed735 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# iProov Biometrics Web SDK v3.1.5
+# iProov Biometrics Web SDK v3.1.6
 
 ## 📖 Table of contents