diff --git a/lam-packaging/debian/changelog b/lam-packaging/debian/changelog
index f8cb31f10..341fb4581 100644
--- a/lam-packaging/debian/changelog
+++ b/lam-packaging/debian/changelog
@@ -1,3 +1,9 @@
+ldap-account-manager (8.9.RC1-1) unstable; urgency=medium
+
+  * new upstream release
+
+ -- Roland Gruber <post@rolandgruber.de>  Wed, 04 Sep 2024 19:23:11 +0200
+
 ldap-account-manager (8.8-1) unstable; urgency=medium
 
   * new upstream release
diff --git a/lam-packaging/docker/Dockerfile b/lam-packaging/docker/Dockerfile
index 311ce8ff8..012723ccd 100644
--- a/lam-packaging/docker/Dockerfile
+++ b/lam-packaging/docker/Dockerfile
@@ -29,7 +29,7 @@
 FROM debian:bookworm-slim
 LABEL maintainer="Roland Gruber <post@rolandgruber.de>"
 
-ARG LAM_RELEASE=8.8
+ARG LAM_RELEASE=8.9.RC1
 EXPOSE 80
 
 ENV \
diff --git a/lam-packaging/docker/docker-compose.yml b/lam-packaging/docker/docker-compose.yml
index 588cf99f2..45f21ad7c 100644
--- a/lam-packaging/docker/docker-compose.yml
+++ b/lam-packaging/docker/docker-compose.yml
@@ -3,7 +3,7 @@ services:
   ldap-account-manager:
     build:
       context: .
-    image: ldapaccountmanager/lam:8.8
+    image: ldapaccountmanager/lam:8.9.RC1
     restart: unless-stopped
     ports:
       - "8080:80"
diff --git a/lam/VERSION b/lam/VERSION
index 43b158476..05073382c 100644
--- a/lam/VERSION
+++ b/lam/VERSION
@@ -1 +1 @@
-8.8
+8.9.RC1
diff --git a/lam/composer.json b/lam/composer.json
index c1107890d..3dbb4d392 100644
--- a/lam/composer.json
+++ b/lam/composer.json
@@ -1,6 +1,6 @@
 {
   "name": "ldap-account-manager/ldap-account-manager",
-  "version": "8.8",
+  "version": "8.9",
   "config": {
     "vendor-dir": "lib/3rdParty/composer",
     "platform": {
diff --git a/lam/docs/manual-sources/chapter-installation.xml b/lam/docs/manual-sources/chapter-installation.xml
index 390921aa4..8682ed1d6 100644
--- a/lam/docs/manual-sources/chapter-installation.xml
+++ b/lam/docs/manual-sources/chapter-installation.xml
@@ -608,6 +608,12 @@
       version. Unless explicitly noticed there is no need to install an
       intermediate release.</para>
 
+      <section>
+        <title>8.8 -&gt; 8.9</title>
+
+        <para>No actions required.</para>
+      </section>
+
       <section>
         <title>8.7 -&gt; 8.8</title>
 
diff --git a/lam/sbom-libs.json b/lam/sbom-libs.json
index 52dca02d9..641d1340e 100644
--- a/lam/sbom-libs.json
+++ b/lam/sbom-libs.json
@@ -15,7 +15,7 @@
     "component" : {
       "group" : "ldap-account-manager",
       "name" : "ldap-account-manager",
-      "version" : "8.8",
+      "version" : "8.9",
       "type" : "application",
       "bom-ref" : "c2095505-c3af-4958-af68-6a61f216807d"
     }