diff --git a/CHANGELOG.md b/CHANGELOG.md
index e3ccc5918..c82d7b793 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,24 @@
 
 All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
 
+## [27.4.0](https://gitlab2.rz.ifi.lmu.de/uni2work/uni2work/compare/v27.3.2...v27.4.0) (2023-05-06)
+
+
+### Features
+
+* **docker:** wrap within tini ([c86f36b](https://gitlab2.rz.ifi.lmu.de/uni2work/uni2work/commit/c86f36b2f67a014352b043397c32b6d8ca1642fe))
+* make git revision accessable to nix build ([b37c2e6](https://gitlab2.rz.ifi.lmu.de/uni2work/uni2work/commit/b37c2e6aec125952c26156ad599f18496d5cea8e))
+
+
+### Bug Fixes
+
+* nix eval ([effddc7](https://gitlab2.rz.ifi.lmu.de/uni2work/uni2work/commit/effddc7bfb3beed997ff342e707b49b88a31c395))
+* use recent locales & tzdata ([bedb47e](https://gitlab2.rz.ifi.lmu.de/uni2work/uni2work/commit/bedb47e9d47e98621efb56db0cc24615cb7a8de4))
+
+## [27.1.6](https://gitlab2.rz.ifi.lmu.de/uni2work/uni2work/compare/v27.1.5...v27.1.6) (2023-03-31)
+
+## [27.1.5](https://gitlab2.rz.ifi.lmu.de/uni2work/uni2work/compare/v27.1.4...v27.1.5) (2023-03-31)
+
 ## [27.3.2](https://gitlab2.rz.ifi.lmu.de/uni2work/uni2work/compare/v27.3.1...v27.3.2) (2023-05-05)
 
 
diff --git a/nix/docker/demo-version.json b/nix/docker/demo-version.json
index 3ce399bcb..6185550fa 100644
--- a/nix/docker/demo-version.json
+++ b/nix/docker/demo-version.json
@@ -1,3 +1,3 @@
 {
-  "version": "27.3.2"
+  "version": "27.4.0"
 }
diff --git a/nix/docker/version.json b/nix/docker/version.json
index 3ce399bcb..6185550fa 100644
--- a/nix/docker/version.json
+++ b/nix/docker/version.json
@@ -1,3 +1,3 @@
 {
-  "version": "27.3.2"
+  "version": "27.4.0"
 }
diff --git a/package-lock.json b/package-lock.json
index acf8f3ef2..955ed428d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "uni2work",
-  "version": "27.3.2",
+  "version": "27.4.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 21c9f2519..da988260d 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "uni2work",
-  "version": "27.3.2",
+  "version": "27.4.0",
   "description": "",
   "keywords": [],
   "author": "",
diff --git a/package.yaml b/package.yaml
index 1fd6aa886..733a595b8 100644
--- a/package.yaml
+++ b/package.yaml
@@ -1,5 +1,5 @@
 name: uniworx
-version: 27.3.2
+version: 27.4.0
 dependencies:
   - base
   - yesod