diff --git a/.gitlab/issue_templates/release.md b/.gitlab/issue_templates/release.md
index 14a420781cfb331b2bf3fedde130cc373671ad0a..cc5bc7ee8326d91bef908f5edda3b6ab846fd042 100644
--- a/.gitlab/issue_templates/release.md
+++ b/.gitlab/issue_templates/release.md
@@ -1,32 +1,36 @@
-# Release checklist:
+# Release checklist
 
-## Changes to do on the master branch before releasing
+## In the master branch before releasing
 
 * [ ] Create a MR for the master branch for the following changes:
 * update/review `docs/*` and make sure it matches the current state
   * [ ] Update how to checkout the latest stable tag
   * [ ] Document how to upgrade in `docs/upgrade.md`
-* [ ] Update dependencies in `requirements-stable.txt` by following the
+* [ ] Update dependencies in `requirements.txt` by following the
       instructions in `requirements.in`
 * [ ] update [CHANGELOG.md](https://keepachangelog.com/en/1.0.0/)
   * [ ] Include `Known issues`
-* [ ] update the version number in the `VERSION` file
-* [ ] commit (signed)
+* [ ] Update the version number in the `VERSION` file
+* [ ] Commit (signed)
 * [ ] Push to MR
+* [ ] Make sure master pipeline is successful before merging MR !
 * [ ] Wait for MR to get merged into master
 
-## Changes to do in the new release branch
+## Push a signed tag
 
-* [ ] If this is a major release, create a new release branch (i.e. `v0.5`)
+* [ ] Make sure the master pipeline succeeds for the last commit before tagging. This
+      is important because tags should not get retagged !
+* [ ] Create and push signed tag (`git tag -s 0.6.0 -m 'Release 0.6.0'; git push --tags`)
+
+## In the new release branch
+
+* [ ] If this is a major release, create a new release branch (i.e. `v0.6`)
 
 Create a MR for the new branch with the following changes:
 
-* [ ] Ensure all dependencies are updated and locked (locking should be done
+* Ensure all dependencies are updated and locked (locking should be done
     only on the release branch):
-  * [ ] flux chart versions: `find flux/* -type f -exec yq -y -rS .spec.chart {} \;`
-* [ ] Push and make sure the pipeline succeeds for the last commit before tagging. This
-      is important because tags should not get retagged !
-* [ ] Create and push signed tag (`git tag -s 0.2.0 -m 'Release 0.2.0'; git push --tags`)
+  * [ ] flux chart versions: `find flux2/* -type f -exec yq eval .spec.chart {} \;`
 * [ ] Wait for MR to get merged
 
 ## After release
@@ -35,4 +39,5 @@ Create a MR for the new branch with the following changes:
 * [ ] Cherry-pick all changes from the release branch into master which
       shouldn't be only in the 0.4.0 branch (i.e. not the commit locking the
       dependencies)
+* [ ] Create issue for creating a release blog post
 * [ ] Celebrate :clinking_glass: !!
diff --git a/CHANGELOG.md b/CHANGELOG.md
index bfe5e983fe880270b6e05fc96fe868ee7d3eeffd..bb25e69adaa1c726bbbf98e0a04f88eecafccc4b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,13 +2,57 @@
 
 ## [0.6.0] - 2021-07-14
 
-* Overhauled installation procedure
+### Added
+
+* Option to use a container image mirror
+* .sourceignore file for flux
+* Eventrouter to aggregate k8s events in loki
+* Fine-tuned app resource limits
+* Configure outgoing mail for alertmanager
+* Code of conduct (CONTRIBUTING.md)
+* Contribution docs (CONTRIBUTING.md)
+* pre-commit config (.pre-commit-config.yaml)
+* Add IP as SAN to k8s cluster API cert
+* Add Lets encrypt staging certificate to cert store in test container
+
+### Changed
+
+* Overhaul installation procedure
+  * Seperate kubernetes and Openappstack installation
   * Secrets are now only managed on the cluster
   * settings.yml has been replaced with .flux.env and is saved as a secret in
     the cluster
   * Applications can be installed after first install of the cluster
-  * Switched to Flux 2
-* Updated all applications
+  * Migrate to Flux 2
+* Update documentation to reflect new installation procedure and flux2
+* Update all helm charts and applications
+* Flux 2
+  * Increase all pull intervals to 1h
+  * Change way of customizing helm charts
+* Migrate from behave to taiko for end-to-end tests
+* Update k3s and kubernetes version
+  * Increase k3s event retention from 1h to 2d
+* Loki:
+  * Limit storage size
+  * Increase chunk size, reduce chunk count
+  * Increase retention time
+  * Install loki + promtail seperatly, instead of loki-stack
+* Use kube-prometheus-stack instead of prometheus + grafana
+* Expose alertmanager and prometheus web interface by default
+* Increase prometheus retention time
+* CI
+  * Only install and test apps on changes affecting an app
+  * Improve pipeline speed and overall stability
+  * Use new disk image template that has haveged pre-installed
+  * Update Dockerfile base image to alpine 3.14
+  * Test Onlyoffice Nextcloud integration
+  * Allow invalid certs for OnlyOffice
+  * Use 12GB (=6 cores) for master CI droplet
+  * Disable the reuse of VPSs if there is already one
+
+### Removed
+
+* remove old and now unused variables from compatibility-checks role
 
 ## [0.5.0] - 2020-09-17
 
@@ -30,7 +74,6 @@
 * Separated ansible playbooks for Kubernetes and OpenAppStack (re-)installation
 * Increased installation and general stability
 
-
 ## [0.4.0] - 2020-06-11
 
 * Replaced [local-storage
@@ -87,15 +130,15 @@ Known issues:
   * Rocket.chat version 2.1.1 at chat.oas.yourdomain
   * Use Flux instead of Helmfile to install and update applications
     * Flux version 1.16.0 and helm-operator version 1.0.0-rc4
-  * WordPress at www.oas.example.org from https://code.greenhost.net/open/wordpress-helm
+  * WordPress at www.oas.example.org from [Greenhost's wordpress helm chart](https://code.greenhost.net/open/wordpress-helm)
 * Application updates:
-  - cert-manager 0.11.0
-  - prometheus-operator 0.34.0
-  - nginx 0.26.1
-  - nextcloud 16.0.1
-  - onlyoffice 5.4.1-2
-  - rke 0.3.2
-  - kubernetes 1.15.5
+  * cert-manager 0.11.0
+  * prometheus-operator 0.34.0
+  * nginx 0.26.1
+  * nextcloud 16.0.1
+  * onlyoffice 5.4.1-2
+  * rke 0.3.2
+  * kubernetes 1.15.5
 * Fix many many bugs
 
 Known issues:
@@ -119,13 +162,14 @@ Known issues:
 This is the release for the second user test.
 
 Fixes:
-* [#354](https://open.greenhost.net/openappstack/openappstack/issues/354) Nextcloud timeout during helmchart install
-* [#305](https://open.greenhost.net/openappstack/openappstack/issues/305) Use prometheus default securitycontext
-* [#351](https://open.greenhost.net/openappstack/openappstack/issues/351) Prometheus installation cannot be repeated
-* [#349](https://open.greenhost.net/openappstack/openappstack/issues/349) Improve test instructions
-* [#350](https://open.greenhost.net/openappstack/openappstack/issues/350) Increase nextcloud livenessprobe's leniency
-* [#346](https://open.greenhost.net/openappstack/openappstack/issues/346) Creating cluster fails if the hostname is oas-dev
-* [#319](https://open.greenhost.net/openappstack/openappstack/issues/319) kube_config_cluster.yml should be copied to local machine earlier
+
+* [Nextcloud timeout during helmchart install](https://open.greenhost.net/openappstack/openappstack/issues/354)
+* [Use prometheus default securitycontext](https://open.greenhost.net/openappstack/openappstack/issues/305)
+* [Prometheus installation cannot be repeated](https://open.greenhost.net/openappstack/openappstack/issues/351)
+* [Improve test instructions](https://open.greenhost.net/openappstack/openappstack/issues/349)
+* [Increase nextcloud livenessprobe's leniency](https://open.greenhost.net/openappstack/openappstack/issues/350)
+* [Creating cluster fails if the hostname is oas-dev](https://open.greenhost.net/openappstack/openappstack/issues/346)
+* [kube_config_cluster.yml should be copied to local machine earlier](https://open.greenhost.net/openappstack/openappstack/issues/319)
 
 ## [0.2.0] - 2019-10-22
 
diff --git a/VERSION b/VERSION
index 8f0916f768f0487bcf8d33827ce2c8dcecb645c1..a918a2aa18d5bec6a8bb93891a7a63c243111796 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-0.5.0
+0.6.0