diff --git a/CHANGELOG.md b/CHANGELOG.md
index 47f6e5c6b..a1a46d985 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,8 +1,8 @@
 ArduinoJson: change log
 =======================
 
-HEAD
-----
+v6.15.1 (2020-04-08)
+-------
 
 * Fixed "maybe-uninitialized" warning (issue #1217)
 * Fixed "statement is unreachable" warning on IAR (issue #1233)
diff --git a/README.md b/README.md
index 24a98596d..afcde416e 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 ---
 
-[![arduino-library-badge](https://www.ardu-badge.com/badge/ArduinoJson.svg?version=6.15.0)](https://www.ardu-badge.com/ArduinoJson/6.15.0)
+[![arduino-library-badge](https://www.ardu-badge.com/badge/ArduinoJson.svg?version=6.15.1)](https://www.ardu-badge.com/ArduinoJson/6.15.1)
 [![Build Status](https://ci.appveyor.com/api/projects/status/m7s53wav1l0abssg/branch/6.x?svg=true)](https://ci.appveyor.com/project/bblanchon/arduinojson/branch/6.x)
 [![Build Status](https://travis-ci.org/bblanchon/ArduinoJson.svg?branch=6.x)](https://travis-ci.org/bblanchon/ArduinoJson)
 [![Fuzzing Status](https://oss-fuzz-build-logs.storage.googleapis.com/badges/arduinojson.svg)](https://bugs.chromium.org/p/oss-fuzz/issues/list?sort=-opened&can=1&q=proj:arduinojson)
diff --git a/appveyor.yml b/appveyor.yml
index e3d3e4520..16bb927b3 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,4 +1,4 @@
-version: 6.15.0.{build}
+version: 6.15.1.{build}
 environment:
   matrix:
   - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2019
diff --git a/library.json b/library.json
index f267d02c4..4b0beb2df 100644
--- a/library.json
+++ b/library.json
@@ -7,7 +7,7 @@
     "type": "git",
     "url": "https://github.com/bblanchon/ArduinoJson.git"
   },
-  "version": "6.15.0",
+  "version": "6.15.1",
   "authors": {
     "name": "Benoit Blanchon",
     "url": "https://blog.benoitblanchon.fr"
diff --git a/library.properties b/library.properties
index b5f138474..aab221d17 100644
--- a/library.properties
+++ b/library.properties
@@ -1,5 +1,5 @@
 name=ArduinoJson
-version=6.15.0
+version=6.15.1
 author=Benoit Blanchon <blog.benoitblanchon.fr>
 maintainer=Benoit Blanchon <blog.benoitblanchon.fr>
 sentence=A simple and efficient JSON library for embedded C++.
diff --git a/src/ArduinoJson/version.hpp b/src/ArduinoJson/version.hpp
index bfef06e95..42fb31157 100644
--- a/src/ArduinoJson/version.hpp
+++ b/src/ArduinoJson/version.hpp
@@ -4,7 +4,7 @@
 
 #pragma once
 
-#define ARDUINOJSON_VERSION "6.15.0"
+#define ARDUINOJSON_VERSION "6.15.1"
 #define ARDUINOJSON_VERSION_MAJOR 6
 #define ARDUINOJSON_VERSION_MINOR 15
-#define ARDUINOJSON_VERSION_REVISION 0
+#define ARDUINOJSON_VERSION_REVISION 1