diff --git a/CHANGELOG.md b/CHANGELOG.md
index 853ad44c..c859dbad 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,8 +1,8 @@
 ArduinoJson: change log
 =======================
 
-HEAD
-----
+v6.3.0-beta (2018-08-31)
+-----------
 
 * Implemented reference semantics for `JsonVariant`
 * Replace `JsonPair`'s `key` and `value` with `key()` and `value()`
diff --git a/library.json b/library.json
index 847ff046..5c7850a6 100644
--- a/library.json
+++ b/library.json
@@ -7,7 +7,7 @@
     "type": "git",
     "url": "https://github.com/bblanchon/ArduinoJson.git"
   },
-  "version": "6.2.3-beta",
+  "version": "6.3.0-beta",
   "authors": {
     "name": "Benoit Blanchon",
     "url": "https://blog.benoitblanchon.fr"
diff --git a/library.properties b/library.properties
index 82ae5500..6fd8d242 100644
--- a/library.properties
+++ b/library.properties
@@ -1,5 +1,5 @@
 name=ArduinoJson
-version=6.2.3-beta
+version=6.3.0-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/scripts/publish.sh b/scripts/publish.sh
new file mode 100644
index 00000000..466a5c29
--- /dev/null
+++ b/scripts/publish.sh
@@ -0,0 +1,44 @@
+#!/usr/bin/env bash
+
+set -eux
+
+cd "$(dirname "$0")/.."
+
+VERSION="$1"
+DATE=$(date +%F)
+TAG="v$VERSION"
+
+update_version_in_source () {
+	IFS=".-" read MAJOR MINOR REVISION EXTRA < <(echo "$VERSION")
+	UNDERLINE=$(printf -- '-%.0s' $(seq 1 ${#TAG}))
+
+	sed -i~ -bE "4s/HEAD/$TAG ($DATE)/; 5s/-+/$UNDERLINE/" CHANGELOG.md
+	rm CHANGELOG.md*~
+	sed -i~ -bE "s/\"version\":.*$/\"version\": \"$VERSION\",/" library.json
+	rm library.json*~
+
+	sed -i~ -bE "s/version=.*$/version=$VERSION/" library.properties
+	rm library.properties*~
+
+	sed -i~ -bE \
+		-e "s/ARDUINOJSON_VERSION .*$/ARDUINOJSON_VERSION \"$VERSION\"/" \
+		-e "s/ARDUINOJSON_VERSION_MAJOR .*$/ARDUINOJSON_VERSION_MAJOR $MAJOR/" \
+		-e "s/ARDUINOJSON_VERSION_MINOR .*$/ARDUINOJSON_VERSION_MINOR $MINOR/" \
+		-e "s/ARDUINOJSON_VERSION_REVISION .*$/ARDUINOJSON_VERSION_REVISION $REVISION/" \
+		src/ArduinoJson/version.hpp
+	rm src/ArduinoJson/version.hpp*~
+}
+
+commit_new_version () {
+	git add src/ArduinoJson/version.hpp CHANGELOG.md library.json library.properties
+	git commit -m "Set version to $VERSION"
+}
+
+add_tag () {
+	CHANGES=$(awk '/\* /{ FOUND=1; print; next } { if (FOUND) exit}' CHANGELOG.md)
+	git tag -m "ArduinoJson $VERSION\n$CHANGES" $TAG
+}
+
+update_version_in_source
+commit_new_version
+add_tag
diff --git a/scripts/set-version.sh b/scripts/set-version.sh
deleted file mode 100644
index 9b4453c5..00000000
--- a/scripts/set-version.sh
+++ /dev/null
@@ -1,27 +0,0 @@
-#!/usr/bin/env bash
-
-set -eu
-
-cd "$(dirname $0)/.."
-
-VERSION="$1"
-DATE=$(date +%F)
-IFS=".-" read MAJOR MINOR REVISION EXTRA < <(echo "$VERSION")
-TAG="v$VERSION"
-UNDERLINE=$(printf -- '-%.0s' $(seq 1 ${#TAG}))
-
-sed -i~ -bE "4s/HEAD/$TAG ($DATE)/; 5s/-+/$UNDERLINE/" CHANGELOG.md
-rm CHANGELOG.md*~
-sed -i~ -bE "s/\"version\":.*$/\"version\": \"$VERSION\",/" library.json
-rm library.json*~
-
-sed -i~ -bE "s/version=.*$/version=$VERSION/" library.properties
-rm library.properties*~
-
-sed -i~ -bE \
-	-e "s/ARDUINOJSON_VERSION .*$/ARDUINOJSON_VERSION \"$VERSION\"/" \
-	-e "s/ARDUINOJSON_VERSION_MAJOR .*$/ARDUINOJSON_VERSION_MAJOR $MAJOR/" \
-	-e "s/ARDUINOJSON_VERSION_MINOR .*$/ARDUINOJSON_VERSION_MINOR $MINOR/" \
-	-e "s/ARDUINOJSON_VERSION_REVISION .*$/ARDUINOJSON_VERSION_REVISION $REVISION/" \
-	src/ArduinoJson/version.hpp
-rm src/ArduinoJson/version.hpp*~
diff --git a/src/ArduinoJson/version.hpp b/src/ArduinoJson/version.hpp
index 34f227f0..c169632a 100644
--- a/src/ArduinoJson/version.hpp
+++ b/src/ArduinoJson/version.hpp
@@ -4,7 +4,7 @@
 
 #pragma once
 
-#define ARDUINOJSON_VERSION "6.2.3-beta"
+#define ARDUINOJSON_VERSION "6.3.0-beta"
 #define ARDUINOJSON_VERSION_MAJOR 6
-#define ARDUINOJSON_VERSION_MINOR 2
-#define ARDUINOJSON_VERSION_REVISION 3
+#define ARDUINOJSON_VERSION_MINOR 3
+#define ARDUINOJSON_VERSION_REVISION 0