diff --git a/Dockerfile b/Dockerfile
index 70f90f5c..e5dbcd3f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,17 +1,11 @@
-# Not using buster because of bug: https://bugs.php.net/bug.php?id=78870
-FROM debian:bookworm-slim
+FROM registry.verdnatura.es/verdnatura/node:20.18.3-vn1
 
 ARG DEBIAN_FRONTEND=noninteractive
 
-RUN apt-get update \
-    && apt-get install -y --no-install-recommends \
-        curl \
-        ca-certificates \
-        gnupg2
-
 # Apache
 
-RUN apt-get install -y --no-install-recommends \
+RUN apt-get update \
+    && apt-get install -y --no-install-recommends \
         apache2 \
         libapache2-mod-php \
     && . /etc/apache2/envvars \
@@ -21,14 +15,9 @@ RUN apt-get install -y --no-install-recommends \
 
 RUN a2dissite 000-default
 
-# NodeJs
-
-RUN curl -fsSL https://deb.nodesource.com/setup_20.x | bash - \
-    && apt-get install -y --no-install-recommends nodejs
-
 # Hedera
 
-RUN curl -sL https://apt.verdnatura.es/conf/verdnatura.gpg | tee /etc/apt/trusted.gpg.d/verdnatura.gpg \
+RUN curl -sL https://apt.verdnatura.es/conf/verdnatura.gpg | apt-key add - \
     && echo "deb http://apt.verdnatura.es/ bookworm main" \
         > /etc/apt/sources.list.d/vn.list \
     && apt-get update \
diff --git a/Jenkinsfile b/Jenkinsfile
index ef4c3583..53c6be96 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -1,8 +1,12 @@
 #!/usr/bin/env groovy
 
+def PROTECTED_BRANCH
+def RUN_BUILD
+
 def BRANCH_ENV = [
     test: 'test',
-    master: 'production'
+    master: 'production',
+    beta: 'test'
 ]
 def remote = [:]
 
@@ -10,6 +14,15 @@ node {
     stage('Setup') {
         env.NODE_ENV = BRANCH_ENV[env.BRANCH_NAME] ?: 'dev'
 
+        PROTECTED_BRANCH = [
+            'dev',
+            'test',
+            'master',
+            'beta'
+        ].contains(env.BRANCH_NAME)
+
+        RUN_BUILD = PROTECTED_BRANCH
+
         echo "NODE_NAME: ${env.NODE_NAME}"
         echo "WORKSPACE: ${env.WORKSPACE}"
     }
@@ -22,20 +35,18 @@ pipeline {
     stages {
         stage('Debuild') {
             when {
-                anyOf {
-                    branch 'master'
-                    branch 'test'
-                }
+                expression { PROTECTED_BRANCH }
             }
             agent {
                 docker {
-                    image 'registry.verdnatura.es/verdnatura/debuild:2.23.4-vn7'
+                    image 'registry.verdnatura.es/verdnatura/debuild:2.23.4-vn9'
                     registryUrl 'https://registry.verdnatura.es/'
                     registryCredentialsId 'docker-registry'
                 }
             }
             steps {
                 sh 'debuild -us -uc -b'
+                sh 'rm -rf debuild'
                 sh 'mkdir -p debuild'
                 sh 'mv ../hedera-web_* debuild'
 
@@ -55,10 +66,7 @@ pipeline {
         }
         stage('Deploy') {
             when {
-                anyOf {
-                    branch 'master'
-                    branch 'test'
-                }
+                expression { PROTECTED_BRANCH }
             }
             environment {
                 CREDS = credentials('docker-registry')
diff --git a/debian/changelog b/debian/changelog
index 990d8c99..282e037f 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,4 +1,4 @@
-hedera-web (25.4.4) stable; urgency=low
+hedera-web (25.14.1) stable; urgency=low
 
   * Initial Release.
 
diff --git a/package.json b/package.json
index ae77234a..10691a55 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "hedera-web",
-  "version": "25.4.4",
+  "version": "25.14.1",
   "description": "Verdnatura web page",
   "license": "GPL-3.0",
   "repository": {
diff --git a/web/db-session-handler.php b/web/db-session-handler.php
index bdfd5e3a..d371eaa3 100644
--- a/web/db-session-handler.php
+++ b/web/db-session-handler.php
@@ -3,6 +3,7 @@
 namespace Vn\Web;
 
 class DbSessionHandler implements \SessionHandlerInterface {
+	const UPDATE_INTERVAL = 30;
 	private $db;
 	
 	function __construct($db) {
@@ -24,12 +25,23 @@ class DbSessionHandler implements \SessionHandlerInterface {
 	}
 
 	function write($sessionId, $sessionData) {
-		$this->db->query(
-			'INSERT INTO userSession SET
-					ssid = #, data = #, lastUpdate = NOW()
-				ON DUPLICATE KEY UPDATE
-					data = VALUES(data), lastUpdate = VALUES(lastUpdate)',
-			[$sessionId, $sessionData]);
+		$session = $this->db->getObject(
+			'SELECT data, lastUpdate < (NOW() - INTERVAL # SECOND) hasToRefresh
+				FROM userSession WHERE ssid = #',
+			[self::UPDATE_INTERVAL, $sessionId]
+		);
+
+		if (!isset($session)
+		|| $sessionData !== $session->data
+		|| $session->hasToRefresh) {
+			$this->db->query(
+				'INSERT INTO userSession SET
+						ssid = #, data = #, lastUpdate = NOW()
+					ON DUPLICATE KEY UPDATE
+						data = VALUES(data), lastUpdate = VALUES(lastUpdate)',
+				[$sessionId, $sessionData]);
+		}
+
 		return TRUE;
 	}
 
@@ -40,8 +52,8 @@ class DbSessionHandler implements \SessionHandlerInterface {
 
 	function gc($maxLifeTime) {
 		$this->db->query('DELETE FROM userSession
-			WHERE lastUpdate < TIMESTAMPADD(SECOND, -#, NOW())',
-			[$maxLifeTime]
+			WHERE lastUpdate < (NOW() - INTERVAL # SECOND)',
+			[$maxLifeTime + self::UPDATE_INTERVAL + 1]
 		);
 		return TRUE;
 	}