diff --git a/CHANGELOG.md b/CHANGELOG.md
index e731b083..6e202dd1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,15 @@
 
 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.
 
+## [3.15.6](https://github.com/panva/node-openid-client/compare/v3.15.5...v3.15.6) (2020-07-06)
+
+
+### Bug Fixes
+
+* merge helper returns modified object, leftovers removed ([2e3339b](https://github.com/panva/node-openid-client/commit/2e3339bd82297d6e37574e007b8a443087f3291e))
+
+
+
 ## [3.15.5](https://github.com/panva/node-openid-client/compare/v3.15.4...v3.15.5) (2020-06-26)
 
 
diff --git a/package.json b/package.json
index 4bc92af8..9187c3e7 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "openid-client",
-  "version": "3.15.5",
+  "version": "3.15.6",
   "description": "OpenID Connect Relying Party (RP, Client) implementation for Node.js runtime, supports passportjs",
   "keywords": [
     "auth",