diff --git a/CHANGELOG.md b/CHANGELOG.md
index 526c10e5..124a099b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,8 +1,8 @@
 ArduinoJson: change log
 =======================
 
-HEAD
-----
+v6.2.2-beta
+-----------
 
 * Fixed `invalid application of 'sizeof' to incomplete type '__FlashStringHelper'` (issue #783)
 * Fixed `char[]` not duplicated when passed to `JsonVariant::operator[]`
diff --git a/library.json b/library.json
index 8a07d5d4..00efad07 100644
--- a/library.json
+++ b/library.json
@@ -7,7 +7,7 @@
     "type": "git",
     "url": "https://github.com/bblanchon/ArduinoJson.git"
   },
-  "version": "6.2.1-beta",
+  "version": "6.2.2-beta",
   "authors": {
     "name": "Benoit Blanchon",
     "url": "https://blog.benoitblanchon.fr"
diff --git a/library.properties b/library.properties
index 0a481bdb..0eb201cd 100644
--- a/library.properties
+++ b/library.properties
@@ -1,5 +1,5 @@
 name=ArduinoJson
-version=6.2.1-beta
+version=6.2.2-beta
 author=Benoit Blanchon <blog.benoitblanchon.fr>
 maintainer=Benoit Blanchon <blog.benoitblanchon.fr>
 sentence=An efficient and elegant JSON library for Arduino.
diff --git a/src/ArduinoJson/version.hpp b/src/ArduinoJson/version.hpp
index 58217221..06552288 100644
--- a/src/ArduinoJson/version.hpp
+++ b/src/ArduinoJson/version.hpp
@@ -4,7 +4,7 @@
 
 #pragma once
 
-#define ARDUINOJSON_VERSION "6.2.1-beta"
+#define ARDUINOJSON_VERSION "6.2.2-beta"
 #define ARDUINOJSON_VERSION_MAJOR 6
 #define ARDUINOJSON_VERSION_MINOR 2
-#define ARDUINOJSON_VERSION_REVISION 1
+#define ARDUINOJSON_VERSION_REVISION 2