diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4464b90b0..25f1d3651 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,16 @@
 
 All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
 
+<a name="0.51.1"></a>
+## [0.51.1](https://github.com/kaltura/playkit-js/compare/v0.51.0...v0.51.1) (2019-07-21)
+
+
+### Bug Fixes
+
+* **FEC-9237:** add app protocol to playkit utils ([#378](https://github.com/kaltura/playkit-js/issues/378)) ([ced2a11](https://github.com/kaltura/playkit-js/commit/ced2a11))
+
+
+
 <a name="0.51.0"></a>
 # [0.51.0](https://github.com/kaltura/playkit-js/compare/v0.50.0...v0.51.0) (2019-07-19)
 
diff --git a/package.json b/package.json
index 5b047a22b..eb974e241 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@playkit-js/playkit-js",
-  "version": "0.51.0",
+  "version": "0.51.1",
   "main": "dist/playkit.js",
   "scripts": {
     "clean": "rm -rf ./dist",