diff --git a/html5/connect.html b/html5/connect.html
index 3eabf0a3..01e46591 100644
--- a/html5/connect.html
+++ b/html5/connect.html
@@ -37,7 +37,7 @@
       <form class="form-signin" action="./index.html">
         <img src="icons/xpra-logo.png" alt="xpra logo" />
         <h2 class="form-signin-heading">Xpra HTML5 Client</h2>
-        <h5>Version 17 beta</h5>
+        <h5>Version 18</h5>
 
         <div id="alert-disconnect" class="alert alert-info" role="alert" style="display: none">
           <p>You were disconnected for the following reason:</p>
diff --git a/html5/index.html b/html5/index.html
index fcf4339c..468ab2f4 100644
--- a/html5/index.html
+++ b/html5/index.html
@@ -189,7 +189,7 @@
 
     <div id="about">
       <h2>Xpra HTML5 Client</h2>
-      <h3>Version 17 beta</h3>
+      <h3>Version 18</h3>
       <span>
         Copyright (c) 2013-2024 Antoine Martin &lt;antoine@xpra.org&gt;
         <br />
diff --git a/html5/js/Utilities.js b/html5/js/Utilities.js
index 345e2d80..85e07eff 100644
--- a/html5/js/Utilities.js
+++ b/html5/js/Utilities.js
@@ -8,10 +8,10 @@
  */
 
 const Utilities = {
-  VERSION: "17",
-  REVISION: 0,
+  VERSION : "18",
+  REVISION : 0,
   LOCAL_MODIFICATIONS: 0,
-  BRANCH: "master",
+  BRANCH: "v16.x",
 
   exc: console_error_safe,
   error: console_error_safe,
diff --git a/packaging/debian/changelog b/packaging/debian/changelog
index 13233741..3ec49259 100644
--- a/packaging/debian/changelog
+++ b/packaging/debian/changelog
@@ -1,3 +1,8 @@
+xpra-html5 (18-r0-1) UNRELEASED; urgency=low
+  * TODO
+
+ -- Antoine Martin antoine@xpra.org  Wed, 05 Feb 2025 13:11:57 +0700 +700
+
 xpra-html5 (17-r0-1) UNRELEASED; urgency=low
   * Build and packaging:
    - nodejs-less formatting script
diff --git a/packaging/debian/control b/packaging/debian/control
index af2545a5..e069d227 100644
--- a/packaging/debian/control
+++ b/packaging/debian/control
@@ -1,5 +1,5 @@
 Package: xpra-html5
-Version: 17-r0-1
+Version: 18-r0-1
 Source: xpra-html5
 Maintainer: Antoine Martin <antoine@xpra.org>
 Standards-Version: 3.9.3
diff --git a/packaging/rpm/xpra-html5.spec b/packaging/rpm/xpra-html5.spec
index 1913b364..ca462e7d 100644
--- a/packaging/rpm/xpra-html5.spec
+++ b/packaging/rpm/xpra-html5.spec
@@ -3,7 +3,7 @@
 # Xpra is released under the terms of the GNU GPL v2, or, at your option, any
 # later version. See the file COPYING for details.
 
-%define version 17
+%define version 18
 %define release 1.r0%{?dist}
 %define minifier uglifyjs
 %define python python3
@@ -78,6 +78,9 @@ rm -rf $RPM_BUILD_ROOT
 %endif
 
 %changelog
+* Wed Feb 05 2025 Antoine Martin <antoine@xpra.org> 18-0-1
+- TODO
+
 * Tue Jan 14 2025 Antoine Martin <antoine@xpra.org> 17-0-1
 - Build and packaging:
    nodejs-less formatting script
diff --git a/setup.py b/setup.py
index fae03f74..b84dacc3 100755
--- a/setup.py
+++ b/setup.py
@@ -13,7 +13,7 @@
 from typing import AnyStr
 from subprocess import Popen, PIPE
 
-VERSION = "17"
+VERSION = "18"
 AUTHOR = "Antoine Martin"
 AUTHOR_EMAIL = "antoine@xpra.org"