diff --git a/projects/dynamic-menu/src/lib/dynamic-menu-extras.ts b/projects/dynamic-menu/src/lib/dynamic-menu-extras.ts
index 44dd4e3..3b2972c 100644
--- a/projects/dynamic-menu/src/lib/dynamic-menu-extras.ts
+++ b/projects/dynamic-menu/src/lib/dynamic-menu-extras.ts
@@ -1,4 +1,4 @@
-import { InjectionToken, Provider } from '@angular/core';
+import { Inject, Injectable, InjectionToken, Provider } from '@angular/core';
 
 /**
  * Extra configuration for {@link DynamicMenuModule}
@@ -19,19 +19,30 @@ export interface DynamicMenuExtras {
  * DI token that hold extra configuration
  * @internal
  */
-export class DynamicMenuExtrasToken implements DynamicMenuExtras {
-  constructor(public listenForConfigChanges = false) {}
+export const DynamicMenuExtrasToken = new InjectionToken<DynamicMenuExtras>(
+  'DynamicMenuExtrasToken',
+);
+
+/**
+ * @internal
+ */
+@Injectable({ providedIn: 'root' })
+export class DynamicMenuExtrasService implements DynamicMenuExtras {
+  listenForConfigChanges = this.extras.listenForConfigChanges;
+
+  constructor(
+    @Inject(DynamicMenuExtrasToken)
+    private extras: DynamicMenuExtras = { listenForConfigChanges: false },
+  ) {}
 }
 
 /**
  * Helper function to provide {@link DYNAMIC_MENU_EXTRAS_TOKEN}
  * @internal
  */
-export function provideDynamicMenuExtras(
-  extras: DynamicMenuExtras = {},
-): Provider {
+export function provideDynamicMenuExtras(extras?: DynamicMenuExtras): Provider {
   return {
     provide: DynamicMenuExtrasToken,
-    useValue: new DynamicMenuExtrasToken(extras.listenForConfigChanges),
+    useValue: extras,
   };
 }
diff --git a/projects/dynamic-menu/src/lib/dynamic-menu.service.ts b/projects/dynamic-menu/src/lib/dynamic-menu.service.ts
index 54edf51..10e21c2 100644
--- a/projects/dynamic-menu/src/lib/dynamic-menu.service.ts
+++ b/projects/dynamic-menu/src/lib/dynamic-menu.service.ts
@@ -19,7 +19,7 @@ import {
   takeUntil,
 } from 'rxjs/operators';
 
-import { DynamicMenuExtrasToken } from './dynamic-menu-extras';
+import { DynamicMenuExtrasService } from './dynamic-menu-extras';
 import { DYNAMIC_MENU_ROUTES_TOKEN } from './dynamic-menu-routes';
 import { SUB_MENU_MAP_TOKEN, SubMenuMap } from './sub-menu-map-provider';
 import {
@@ -58,7 +58,7 @@ export class DynamicMenuService implements OnDestroy {
     refCount(),
   );
 
-  private configChanged$ = this.dynamicMenuExtrasToken.listenForConfigChanges
+  private configChanged$ = this.dynamicMenuExtrasService.listenForConfigChanges
     ? this.router.events.pipe(filter(e => e instanceof RouteConfigLoadEnd))
     : EMPTY;
 
@@ -103,7 +103,7 @@ export class DynamicMenuService implements OnDestroy {
   constructor(
     private injector: Injector,
     private router: Router,
-    private dynamicMenuExtrasToken: DynamicMenuExtrasToken,
+    private dynamicMenuExtrasService: DynamicMenuExtrasService,
   ) {
     this.dynamicMenu$.pipe(takeUntil(this.destroyed$)).subscribe();
   }