diff --git a/.github/workflows/npm-audit-fix.yml b/.github/workflows/npm-audit-fix.yml
index ea9f3a8d3..069b606a1 100644
--- a/.github/workflows/npm-audit-fix.yml
+++ b/.github/workflows/npm-audit-fix.yml
@@ -24,7 +24,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        branches: ['main', 'stable8.3', 'stable8.7', 'stable8.8']
+        branches: ['main', 'stable8.9']
 
     name: npm-audit-fix-${{ matrix.branches }}
 
diff --git a/.tx/backport b/.tx/backport
index 8d39fd20e..617460dcf 100644
--- a/.tx/backport
+++ b/.tx/backport
@@ -1,3 +1 @@
-stable8.3
-stable8.7
-stable8.8
+stable8.9
\ No newline at end of file
diff --git a/appinfo/info.xml b/appinfo/info.xml
index 288d62926..e206d91e7 100644
--- a/appinfo/info.xml
+++ b/appinfo/info.xml
@@ -16,7 +16,7 @@
 * 🙈 **We’re not reinventing the wheel!** Based on the great and open SabreDAV library.
 	</description>
 
-	<version>8.9.0-rc.2</version>
+	<version>8.10.0-dev.0</version>
 	<licence>AGPL-3.0-or-later</licence>
 
 	<author mail="hamza221@users.noreply.github.com">Hamza Mahjoubi</author>
diff --git a/package-lock.json b/package-lock.json
index 9278f8c72..fa5b982c8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "contacts",
-  "version": "8.9.0-rc.2",
+  "version": "8.10.0-dev.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "contacts",
-      "version": "8.9.0-rc.2",
+      "version": "8.10.0-dev.0",
       "license": "agpl",
       "dependencies": {
         "@mattkrick/sanitize-svg": "^0.4.1",
diff --git a/package.json b/package.json
index 8156adbb6..e47753208 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "contacts",
-  "version": "8.9.0-rc.2",
+  "version": "8.10.0-dev.0",
   "private": true,
   "description": "A contacts app for Nextcloud. Easily sync contacts from various devices, share and edit them online.",
   "keywords": [