diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6d3cbe8fa..9a3574bc7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,7 +6,7 @@ $ npm install @ngxs/store@dev
 
 ### To become next patch version
 
-- ...
+- Fix(websocket-plugin): Do not dispatch action when root injector is destroyed [#2257](https://github.com/ngxs/store/pull/2257)
 
 ### 18.1.5 2024-11-12
 
diff --git a/packages/websocket-plugin/src/websocket-handler.ts b/packages/websocket-plugin/src/websocket-handler.ts
index 05698cbc9..562f3375a 100644
--- a/packages/websocket-plugin/src/websocket-handler.ts
+++ b/packages/websocket-plugin/src/websocket-handler.ts
@@ -1,8 +1,7 @@
-import { Injectable, Inject, OnDestroy, NgZone } from '@angular/core';
+import { Injectable, Inject, NgZone, inject, DestroyRef } from '@angular/core';
 import { Actions, Store, ofActionDispatched } from '@ngxs/store';
 import { getValue } from '@ngxs/store/plugins';
-import { ReplaySubject, Subject, fromEvent } from 'rxjs';
-import { takeUntil } from 'rxjs/operators';
+import { ReplaySubject, Subject, fromEvent, takeUntil } from 'rxjs';
 
 import {
   ConnectWebSocket,
@@ -18,7 +17,7 @@ import {
 } from './symbols';
 
 @Injectable({ providedIn: 'root' })
-export class WebSocketHandler implements OnDestroy {
+export class WebSocketHandler {
   private _socket: WebSocket | null = null;
 
   private readonly _socketClosed$ = new Subject<void>();
@@ -34,11 +33,12 @@ export class WebSocketHandler implements OnDestroy {
     @Inject(NGXS_WEBSOCKET_OPTIONS) private _options: NgxsWebSocketPluginOptions
   ) {
     this._setupActionsListeners();
-  }
 
-  ngOnDestroy(): void {
-    this._disconnect(/* forcelyCloseSocket */ true);
-    this._destroy$.next();
+    const destroyRef = inject(DestroyRef);
+    destroyRef.onDestroy(() => {
+      this._closeConnection(/* forcelyCloseSocket */ true);
+      this._destroy$.next();
+    });
   }
 
   private _setupActionsListeners(): void {
diff --git a/packages/websocket-plugin/tests/websocket-handler-cleanup.spec.ts b/packages/websocket-plugin/tests/websocket-handler-cleanup.spec.ts
index f3ab9b6bd..eddd2acc9 100644
--- a/packages/websocket-plugin/tests/websocket-handler-cleanup.spec.ts
+++ b/packages/websocket-plugin/tests/websocket-handler-cleanup.spec.ts
@@ -43,7 +43,8 @@ describe('WebSocketHandler cleanup', () => {
       );
       const store = ngModuleRef.injector.get(Store);
       const webSocketHandler = ngModuleRef.injector.get(WebSocketHandler);
-      const ngOnDestroySpy = jest.spyOn(webSocketHandler, 'ngOnDestroy');
+      const nextSpy = jest.fn();
+      webSocketHandler['_destroy$'].subscribe(nextSpy);
 
       store.dispatch(new ConnectWebSocket());
 
@@ -51,7 +52,7 @@ describe('WebSocketHandler cleanup', () => {
         server.on('close', () => {
           try {
             // Assert
-            expect(ngOnDestroySpy).toHaveBeenCalled();
+            expect(nextSpy).toHaveBeenCalled();
           } finally {
             server.stop(done);
           }