diff --git a/changelog.md b/changelog.md
index 81ea9edd..09409ce8 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,5 +1,28 @@
 # NextcloudPi Changelog
 
+## [v1.55.0](https://github.com/nextcloud/nextcloudpi/tree/v1.55.0) (2024-09-06) Support for PHP 8.3 and Nextcloud 29
+
+### Changes
+
+- Support for Nextcloud 29
+- Support for PHP 8.3
+- Run `maintenance:repair --include-expensive` after NC update if necessary
+- Add logrotate for redis, apache and mysql logs
+- Add support for the OrangePi 5 and OrangePi 5 Plus boards
+
+### Fixes
+
+- Fix bug in nc-format-USB.sh (thanks @m-breitbach)
+- Nextcloud updater fixes 
+  - Fix constant retries of the auto update if on a version that's later than the last officially supported one [#1965](https://github.com/nextcloud/nextcloudpi/issues/1965)
+  - Fix incorrect detection of os constraints for NC updates beyond v28 [#1960](https://github.com/nextcloud/nextcloudpi/issues/1960)
+  - Fix user requested version being ignored if a later version was available
+- Improve stability of nc-encrypt by daemonizing the encryption process [#1874](https://github.com/nextcloud/nextcloudpi/issues/1874)
+
+### Development related
+
+- Perform nc update tests for both lxd as well as vms during CI/CD
+
 ## [v1.54.3](https://github.com/nextcloud/nextcloudpi/tree/v1.54.3) (2024-08-11) Improved Nextcloud (auto) updates
 
 ### Fixes
diff --git a/generate_cohortes.sh b/generate_cohortes.sh
index 83fc87b4..42bd3bd2 100755
--- a/generate_cohortes.sh
+++ b/generate_cohortes.sh
@@ -5,6 +5,8 @@ target_file="${2?}"
 all=({100..1})
 cohortes=()
 
+touch "${target_file?}"
+
 while IFS="" read -r line || [ -n "$line" ]
 do
   [[ -n "$line" ]] || continue
diff --git a/staged_rollouts/v1.55.0.txt b/staged_rollouts/v1.55.0.txt
new file mode 100644
index 00000000..8126544f
--- /dev/null
+++ b/staged_rollouts/v1.55.0.txt
@@ -0,0 +1,10 @@
+4
+6
+9
+10
+35
+43
+46
+75
+84
+92
\ No newline at end of file