diff --git a/CHANGELOG.md b/CHANGELOG.md
index cb345672585..7ca15127a08 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,12 @@
 
+
+## [4.6.3](https://github.com/Zextras/carbonio-mailbox/compare/4.6.2...4.6.3) (2023-07-17)
+
+
+### Bug Fixes
+
+* [CO-792] fix ProxyConfGen ([#283](https://github.com/Zextras/carbonio-mailbox/issues/283)) ([9bebfae](https://github.com/Zextras/carbonio-mailbox/commit/9bebfaecd2c145b3337b17f21e4bbd1b4cb068aa))
+
 ## [4.6.2](https://github.com/Zextras/carbonio-mailbox/compare/4.6.1...4.6.2) (2023-07-14)
 
 ### Bug Fixes
@@ -104,4 +112,4 @@
 
 * [CO-459] add new white-label management attributes ([#128](https://github.com/Zextras/carbonio-mailbox/issues/128)) ([ad5b67e](https://github.com/Zextras/carbonio-mailbox/commit/ad5b67eaa7e49ca94b3ab934a35dfad89e8681a3))
 * [CO-467] add carbonioCalAVDatabaseCustomURL global multi-attr ([#132](https://github.com/Zextras/carbonio-mailbox/issues/132)) ([16f0dd0](https://github.com/Zextras/carbonio-mailbox/commit/16f0dd06f60dc5aaf14f403588303c262df79c6e))
-* [CO-458] **attrs.xml:** zimbraClamAVDatabaseMirror multiAttr ([#130](https://github.com/Zextras/carbonio-mailbox/issues/130)) ([03e579c](https://github.com/Zextras/carbonio-mailbox/commit/03e579c2fec43b2097caf09f8f4997928a5b535f))
+* [CO-458] **attrs.xml:** zimbraClamAVDatabaseMirror multiAttr ([#130](https://github.com/Zextras/carbonio-mailbox/issues/130)) ([03e579c](https://github.com/Zextras/carbonio-mailbox/commit/03e579c2fec43b2097caf09f8f4997928a5b535f))
\ No newline at end of file
diff --git a/ant-build-common.xml b/ant-build-common.xml
index 7ef46710e6e..b2528a82d73 100644
--- a/ant-build-common.xml
+++ b/ant-build-common.xml
@@ -63,7 +63,7 @@
   </target>
 
   <target name="carbonio-version">
-    <property name="carbonio.buildinfo.version" value="23.7.2_ZEXTRAS_202307"/>
+    <property name="carbonio.buildinfo.version" value="23.7.3_ZEXTRAS_202307"/>
     <fail
       message="Missing build version. Define proper ZCS version like -Dcarbonio.buildinfo.version">
       <condition>
diff --git a/packages/appserver-conf/PKGBUILD b/packages/appserver-conf/PKGBUILD
index 1ceb28b1c91..427a5d30090 100644
--- a/packages/appserver-conf/PKGBUILD
+++ b/packages/appserver-conf/PKGBUILD
@@ -3,7 +3,7 @@ targets=(
   "ubuntu"
 )
 pkgname="carbonio-appserver-conf"
-pkgver="4.6.2"
+pkgver="4.6.3"
 pkgrel="1"
 pkgdesc="Carbonio Mailbox Service Configuration"
 pkgdesclong=(
diff --git a/packages/appserver-service/PKGBUILD b/packages/appserver-service/PKGBUILD
index de3d6e0c649..81efe482743 100644
--- a/packages/appserver-service/PKGBUILD
+++ b/packages/appserver-service/PKGBUILD
@@ -3,7 +3,7 @@ targets=(
   "ubuntu"
 )
 pkgname="carbonio-appserver-service"
-pkgver="4.6.2"
+pkgver="4.6.3"
 pkgrel="1"
 pkgdesc="Carbonio Mailbox Service"
 pkgdesclong=(
diff --git a/packages/appserver-war/PKGBUILD b/packages/appserver-war/PKGBUILD
index ee814c8c3d0..9ce125ff7f2 100644
--- a/packages/appserver-war/PKGBUILD
+++ b/packages/appserver-war/PKGBUILD
@@ -3,7 +3,7 @@ targets=(
   "ubuntu"
 )
 pkgname="carbonio-appserver-war"
-pkgver="4.6.2"
+pkgver="4.6.3"
 pkgrel="1"
 arch="amd64"
 maintainer="Zextras <packages@zextras.com>"
diff --git a/packages/common-appserver-conf/PKGBUILD b/packages/common-appserver-conf/PKGBUILD
index 2a85f3dc270..28a67dfc503 100644
--- a/packages/common-appserver-conf/PKGBUILD
+++ b/packages/common-appserver-conf/PKGBUILD
@@ -3,7 +3,7 @@ targets=(
   "ubuntu"
 )
 pkgname="carbonio-common-appserver-conf"
-pkgver="4.6.2"
+pkgver="4.6.3"
 pkgrel="1"
 pkgdesc="Carbonio Core Mailbox Configuration"
 pkgdesclong=(
diff --git a/packages/common-appserver-db/PKGBUILD b/packages/common-appserver-db/PKGBUILD
index 331a29b0bbd..b75f9801938 100644
--- a/packages/common-appserver-db/PKGBUILD
+++ b/packages/common-appserver-db/PKGBUILD
@@ -3,7 +3,7 @@ targets=(
   "ubuntu"
 )
 pkgname="carbonio-common-appserver-db"
-pkgver="4.6.2"
+pkgver="4.6.3"
 pkgrel="1"
 pkgdesc="Carbonio Core Mailbox DB Files"
 pkgdesclong=(
diff --git a/packages/common-appserver-docs/PKGBUILD b/packages/common-appserver-docs/PKGBUILD
index de7b48f9fff..0f8627289af 100644
--- a/packages/common-appserver-docs/PKGBUILD
+++ b/packages/common-appserver-docs/PKGBUILD
@@ -3,7 +3,7 @@ targets=(
   "ubuntu"
 )
 pkgname="carbonio-common-appserver-docs"
-pkgver="4.6.2"
+pkgver="4.6.3"
 pkgrel="1"
 pkgdesc="Carbonio Core Mailbox Docs"
 pkgdesclong=(
diff --git a/packages/common-appserver-native-lib/PKGBUILD b/packages/common-appserver-native-lib/PKGBUILD
index 647b21040ed..e8c2048b79a 100644
--- a/packages/common-appserver-native-lib/PKGBUILD
+++ b/packages/common-appserver-native-lib/PKGBUILD
@@ -3,7 +3,7 @@ targets=(
   "ubuntu"
 )
 pkgname="carbonio-common-appserver-native-lib"
-pkgver="4.6.2"
+pkgver="4.6.3"
 pkgrel="1"
 pkgdesc="Carbonio Core Mailbox Native Libs"
 pkgdesclong=(
diff --git a/packages/common-core-jar/PKGBUILD b/packages/common-core-jar/PKGBUILD
index b6da4a29dc5..df5236765da 100644
--- a/packages/common-core-jar/PKGBUILD
+++ b/packages/common-core-jar/PKGBUILD
@@ -3,7 +3,7 @@ targets=(
   "ubuntu"
 )
 pkgname="carbonio-common-core-jar"
-pkgver="4.6.2"
+pkgver="4.6.3"
 pkgrel="1"
 pkgdesc="Carbonio Core Jars"
 pkgdesclong=(
diff --git a/pom.xml b/pom.xml
index e0f9c4f2916..ea9b688fcdc 100644
--- a/pom.xml
+++ b/pom.xml
@@ -889,7 +889,7 @@
     <error_prone_annotations.version>2.3.2</error_prone_annotations.version>
     <jersey.version>1.11</jersey.version>
     <!-- Maven revision: https://maven.apache.org/maven-ci-friendly.html -->
-    <revision>23.7.2</revision>
+    <revision>23.7.3</revision>
     <mockserver.version>5.13.0</mockserver.version>
   </properties>
   <version>${revision}</version>
diff --git a/version.txt b/version.txt
index c78c4964cac..83da99bc618 100644
--- a/version.txt
+++ b/version.txt
@@ -1 +1 @@
-4.6.2
+4.6.3