diff --git a/CHANGELOG.md b/CHANGELOG.md
index 881fe7be..b752dc66 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 ## Angular Lib for OpenID Connect/OAuth2 Changelog
 
+### 2025-11-02 21.0.0
+
+- Angular 21
+
 ### 2025-11-02 20.0.3
 
 - Fix: prevent clear() from destroying all sessionStorage
diff --git a/README.md b/README.md
index 92ced8f7..634614c7 100644
--- a/README.md
+++ b/README.md
@@ -122,14 +122,11 @@ export class AppComponent implements OnInit {
   private readonly oidcSecurityService = inject(OidcSecurityService);
 
   ngOnInit() {
-    this.oidcSecurityService
-      .checkAuth()
-      .subscribe((loginResponse: LoginResponse) => {
-        const { isAuthenticated, userData, accessToken, idToken, configId } =
-          loginResponse;
-
-        /*...*/
-      });
+    this.oidcSecurityService.checkAuth().subscribe((loginResponse: LoginResponse) => {
+      const { isAuthenticated, userData, accessToken, idToken, configId } = loginResponse;
+
+      /*...*/
+    });
   }
 
   login() {
@@ -137,9 +134,7 @@ export class AppComponent implements OnInit {
   }
 
   logout() {
-    this.oidcSecurityService
-      .logoff()
-      .subscribe((result) => console.log(result));
+    this.oidcSecurityService.logoff().subscribe((result) => console.log(result));
   }
 }
 ```
@@ -185,8 +180,9 @@ AuthModule.forRoot({
 
 ## Versions
 
-Current Version is Version 20.x
+Current Version is Version 21.x
 
+- [Info about Version 20](https://github.com/damienbod/angular-auth-oidc-client/tree/version-20)
 - [Info about Version 19](https://github.com/damienbod/angular-auth-oidc-client/tree/version-19)
 - [Info about Version 18](https://github.com/damienbod/angular-auth-oidc-client/tree/version-18)
 - [Info about Version 17](https://github.com/damienbod/angular-auth-oidc-client/tree/version-17)
diff --git a/package-lock.json b/package-lock.json
index 3a97e1eb..f0bc688d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "angular-auth-oidc-client",
-  "version": "20.0.3",
+  "version": "21.0.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "angular-auth-oidc-client",
-      "version": "20.0.3",
+      "version": "21.0.0",
       "dependencies": {
         "@angular/animations": "^21.0.1",
         "@angular/common": "^21.0.1",
@@ -6759,7 +6759,7 @@
       }
     },
     "node_modules/cacache": {
-      "version": "20.0.3",
+      "version": "21.0.0",
       "resolved": "https://registry.npmjs.org/cacache/-/cacache-20.0.3.tgz",
       "integrity": "sha512-3pUp4e8hv07k1QlijZu6Kn7c9+ZpWWk4j3F8N3xPuCExULobqJydKYOTj1FTq58srkJsXvO7LbGAH4C0ZU3WGw==",
       "dev": true,
diff --git a/package.json b/package.json
index 509c0bb7..5a5314c5 100644
--- a/package.json
+++ b/package.json
@@ -8,7 +8,7 @@
   "bugs": {
     "url": "https://github.com/damienbod/angular-auth-oidc-client/issues"
   },
-  "version": "20.0.3",
+  "version": "21.0.0",
   "scripts": {
     "ng": "ng",
     "build": "npm run build-lib",
diff --git a/projects/angular-auth-oidc-client/package.json b/projects/angular-auth-oidc-client/package.json
index 5dff2812..b616e744 100644
--- a/projects/angular-auth-oidc-client/package.json
+++ b/projects/angular-auth-oidc-client/package.json
@@ -36,7 +36,7 @@
     "authorization"
   ],
   "license": "MIT",
-  "version": "20.0.3",
+  "version": "21.0.0",
   "description": "Angular Lib for OpenID Connect & OAuth2",
   "schematics": "./schematics/collection.json",
   "ng-add": {
diff --git a/projects/schematics/package.json b/projects/schematics/package.json
index b3eadf01..0350260b 100644
--- a/projects/schematics/package.json
+++ b/projects/schematics/package.json
@@ -1,6 +1,6 @@
 {
   "name": "schematics",
-  "version": "20.0.3",
+  "version": "21.0.0",
   "description": "A schematic for the Angular Lib for OpenID Connect & OAuth2",
   "scripts": {
     "build": "tsc -p tsconfig.json",
diff --git a/projects/schematics/src/ng-add/actions/add-dependencies.ts b/projects/schematics/src/ng-add/actions/add-dependencies.ts
index 1ea17ccc..f54f794c 100644
--- a/projects/schematics/src/ng-add/actions/add-dependencies.ts
+++ b/projects/schematics/src/ng-add/actions/add-dependencies.ts
@@ -5,7 +5,7 @@ import { NgAddOptions } from '../models/ng-add-options';
 const dependenciesToAdd: any[] = [
   {
     name: 'angular-auth-oidc-client',
-    version: '20.0.3',
+    version: '21.0.0',
   },
 ];