diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index abbd3658..e671b553 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -5,8 +5,8 @@ Changelog for the SODAR project. Loosely follows the
 `Keep a Changelog <http://keepachangelog.com/en/1.0.0/>`_ guidelines.
 
 
-Unreleased
-==========
+v0.15.1 (2024-09-12)
+====================
 
 Changed
 -------
@@ -17,6 +17,8 @@ Changed
 Fixed
 -----
 
+- **Landingzones**
+    - Invalid CSS classes set by zone status update (#1995)
 - **Samplesheets**
     - ``generic`` assay plugin inline links pointing to ``ResultsReports`` (#1982)
     - ``generic`` assay plugin cache update crash with row path built from ontology column (#1984)
diff --git a/config/settings/base.py b/config/settings/base.py
index 940142d9..02694f2b 100644
--- a/config/settings/base.py
+++ b/config/settings/base.py
@@ -611,7 +611,7 @@ def set_logging(level=None):
 
 
 # General API settings
-SODAR_API_DEFAULT_VERSION = '0.15.0'
+SODAR_API_DEFAULT_VERSION = '0.15.1'
 SODAR_API_ALLOWED_VERSIONS = [
     '0.7.0',
     '0.7.1',
@@ -634,6 +634,7 @@ def set_logging(level=None):
     '0.14.1',
     '0.14.2',
     '0.15.0',
+    '0.15.1',
 ]
 SODAR_API_MEDIA_TYPE = 'application/vnd.bihealth.sodar+json'
 SODAR_API_DEFAULT_HOST = env.url(
diff --git a/docs_manual/source/api_documentation.rst b/docs_manual/source/api_documentation.rst
index d3a24676..958920d9 100644
--- a/docs_manual/source/api_documentation.rst
+++ b/docs_manual/source/api_documentation.rst
@@ -45,7 +45,7 @@ expected version.
 
 .. code-block:: console
 
-    Accept: application/vnd.bihealth.sodar+json; version=0.15.0
+    Accept: application/vnd.bihealth.sodar+json; version=0.15.1
 
 Specific sections of the SODAR API may require their own accept header. See the
 exact header requirement in the respective documentation on each section of the
diff --git a/docs_manual/source/api_examples.rst b/docs_manual/source/api_examples.rst
index 54417255..15b32fc6 100644
--- a/docs_manual/source/api_examples.rst
+++ b/docs_manual/source/api_examples.rst
@@ -43,7 +43,7 @@ the SODAR API:
     # Use core_headers for project management API endpoints
     core_headers = {**auth_header, 'Accept': 'application/vnd.bihealth.sodar-core+json; version=0.13.4'}
     # Use sodar_headers for sample sheet and landing zone API endpoints
-    sodar_headers = {**auth_header, 'Accept': 'application/vnd.bihealth.sodar+json; version=0.15.0'}
+    sodar_headers = {**auth_header, 'Accept': 'application/vnd.bihealth.sodar+json; version=0.15.1'}
 
 .. note::
 
diff --git a/docs_manual/source/api_irodsinfo.rst b/docs_manual/source/api_irodsinfo.rst
index 19148d43..355c6f82 100644
--- a/docs_manual/source/api_irodsinfo.rst
+++ b/docs_manual/source/api_irodsinfo.rst
@@ -22,4 +22,4 @@ SODAR version:
 
 .. code-block:: console
 
-    Accept: application/vnd.bihealth.sodar+json; version=0.15.0
+    Accept: application/vnd.bihealth.sodar+json; version=0.15.1
diff --git a/docs_manual/source/api_landingzones.rst b/docs_manual/source/api_landingzones.rst
index de1f53eb..0167fdd8 100644
--- a/docs_manual/source/api_landingzones.rst
+++ b/docs_manual/source/api_landingzones.rst
@@ -32,4 +32,4 @@ SODAR version:
 
 .. code-block:: console
 
-    Accept: application/vnd.bihealth.sodar+json; version=0.15.0
+    Accept: application/vnd.bihealth.sodar+json; version=0.15.1
diff --git a/docs_manual/source/api_samplesheets.rst b/docs_manual/source/api_samplesheets.rst
index b97d8cbf..bbcceb8d 100644
--- a/docs_manual/source/api_samplesheets.rst
+++ b/docs_manual/source/api_samplesheets.rst
@@ -68,4 +68,4 @@ SODAR version:
 
 .. code-block:: console
 
-    Accept: application/vnd.bihealth.sodar+json; version=0.15.0
+    Accept: application/vnd.bihealth.sodar+json; version=0.15.1
diff --git a/docs_manual/source/conf.py b/docs_manual/source/conf.py
index be389ec6..8559785a 100644
--- a/docs_manual/source/conf.py
+++ b/docs_manual/source/conf.py
@@ -26,7 +26,7 @@
 author = 'BIH Core Unit Bioinformatics'
 
 # The full version, including alpha/beta/rc tags
-release = '0.15.1-WIP'
+release = '0.15.1'
 
 
 # -- General configuration ---------------------------------------------------
diff --git a/docs_manual/source/sodar_release_notes.rst b/docs_manual/source/sodar_release_notes.rst
index 4a090c85..e7fe6994 100644
--- a/docs_manual/source/sodar_release_notes.rst
+++ b/docs_manual/source/sodar_release_notes.rst
@@ -8,8 +8,8 @@ list of changes in current and previous releases, see the
 :ref:`full changelog<sodar_changelog>`.
 
 
-v0.15.1 (WIP)
-=============
+v0.15.1 (2024-09-12)
+====================
 
 Release for minor updates, maintenance and bug fixes.
 
diff --git a/landingzones/static/landingzones/js/landingzones.js b/landingzones/static/landingzones/js/landingzones.js
index 371c5f8c..6a3a1e52 100644
--- a/landingzones/static/landingzones/js/landingzones.js
+++ b/landingzones/static/landingzones/js/landingzones.js
@@ -51,7 +51,8 @@ var updateZoneStatus = function() {
                     ) {
                         statusTd.text(zoneStatus);
                         statusTd.removeClass();
-                        statusTd.addClass(statusStyles[zoneStatus] + ' text-white');
+                        statusTd.addClass(
+                            'sodar-lz-zone-status ' + statusStyles[zoneStatus] + ' text-white');
                         statusInfoSpan.text(zoneStatusInfo);
                         if (['PREPARING', 'VALIDATING', 'MOVING', 'DELETING'].includes(zoneStatus)) {
                             statusTd.append(
diff --git a/landingzones/tests/test_ui.py b/landingzones/tests/test_ui.py
index a1bbb719..9925feb2 100644
--- a/landingzones/tests/test_ui.py
+++ b/landingzones/tests/test_ui.py
@@ -378,12 +378,6 @@ def test_stats_deleted_superuser(self):
         )
         self.login_and_redirect(self.superuser, self.url)
 
-        # NOTE: Attempt to fix #1995
-        WebDriverWait(self.selenium, self.wait_time).until(
-            ec.presence_of_element_located(
-                (By.CLASS_NAME, 'sodar-lz-zone-status')
-            )
-        )
         zone_status = self.selenium.find_element(
             By.CLASS_NAME, 'sodar-lz-zone-status'
         )
diff --git a/samplesheets/vueapp/package-lock.json b/samplesheets/vueapp/package-lock.json
index 5d6100a1..da69140a 100644
--- a/samplesheets/vueapp/package-lock.json
+++ b/samplesheets/vueapp/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "samplesheets",
-  "version": "0.15.1-WIP",
+  "version": "0.15.1",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "samplesheets",
-      "version": "0.15.1-WIP",
+      "version": "0.15.1",
       "dependencies": {
         "bootstrap-vue": "^2.22.0",
         "core-js": "^3.23.5",
@@ -5506,9 +5506,9 @@
       }
     },
     "node_modules/caniuse-lite": {
-      "version": "1.0.30001651",
-      "resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30001651.tgz",
-      "integrity": "sha512-9Cf+Xv1jJNe1xPZLGuUXLNkE1BoDkqRqYyFJ9TDYSqhduqA4hu4oR9HluGoWYQC/aj8WHjsGVV+bwkh0+tegRg==",
+      "version": "1.0.30001660",
+      "resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30001660.tgz",
+      "integrity": "sha512-GacvNTTuATm26qC74pt+ad1fW15mlQ/zuTzzY1ZoIzECTP8HURDfF43kNxPgf7H1jmelCBQTTbBNxdSXOA7Bqg==",
       "dev": true,
       "funding": [
         {
diff --git a/samplesheets/vueapp/package.json b/samplesheets/vueapp/package.json
index c069a6bf..1acb3387 100644
--- a/samplesheets/vueapp/package.json
+++ b/samplesheets/vueapp/package.json
@@ -1,6 +1,6 @@
 {
   "name": "samplesheets",
-  "version": "0.15.1-WIP",
+  "version": "0.15.1",
   "private": true,
   "scripts": {
     "serve": "vue-cli-service serve",