diff --git a/CHANGELOG.md b/CHANGELOG.md
index f6e0faac..a9b08aa9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 ## Next version
 
+## 9.1.0
+
+* `apply()` can now also apply to an `ol/layer/Group`.
+
 ## 9.0.0
 
 ### Breaking changes
diff --git a/package-lock.json b/package-lock.json
index a939a27f..f6a8fd8c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "ol-mapbox-style",
-  "version": "9.0.0",
+  "version": "9.1.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "ol-mapbox-style",
-      "version": "9.0.0",
+      "version": "9.1.0",
       "license": "BSD-2-Clause",
       "dependencies": {
         "@mapbox/mapbox-gl-style-spec": "^13.23.1",
diff --git a/package.json b/package.json
index 22af97a8..995d7fcb 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "ol-mapbox-style",
-  "version": "9.0.0",
+  "version": "9.1.0",
   "description": "Create OpenLayers maps from Mapbox Style objects",
   "type": "module",
   "browser": "dist/index.js",