diff --git a/packages/core/injector/instance-loader.ts b/packages/core/injector/instance-loader.ts
index 14635af14bc..da1314ee5df 100644
--- a/packages/core/injector/instance-loader.ts
+++ b/packages/core/injector/instance-loader.ts
@@ -1,12 +1,10 @@
-import iterate from 'iterare';
+import { Logger } from '@nestjs/common';
+import { Controller } from '@nestjs/common/interfaces/controllers/controller.interface';
+import { Injectable } from '@nestjs/common/interfaces/injectable.interface';
+import { moduleInitMessage } from '../helpers/messages';
 import { NestContainer } from './container';
 import { Injector } from './injector';
-import { Injectable } from '@nestjs/common/interfaces/injectable.interface';
-import { Controller } from '@nestjs/common/interfaces/controllers/controller.interface';
 import { Module } from './module';
-import { Logger, OnModuleInit } from '@nestjs/common';
-import { moduleInitMessage } from '../helpers/messages';
-import { isUndefined, isNil } from '@nestjs/common/utils/shared.utils';
 
 export class InstanceLoader {
   private readonly injector = new Injector();
diff --git a/packages/core/scanner.ts b/packages/core/scanner.ts
index 06a8ce4959c..1f9968f7640 100644
--- a/packages/core/scanner.ts
+++ b/packages/core/scanner.ts
@@ -24,8 +24,9 @@ import { CircularDependencyException } from './errors/exceptions/circular-depend
 import { NestContainer } from './injector/container';
 
 interface ApplicationProviderWrapper {
-  moduleToken: string;
-  providerToken: string;
+  moduleKey: string;
+  providerKey: string;
+  type: string;
 }
 
 export class DependenciesScanner {
@@ -237,15 +238,26 @@ export class DependenciesScanner {
     }
     const applyProvidersMap = this.getApplyProvidersMap();
     const providersKeys = Object.keys(applyProvidersMap);
-    const providerToken = component.provide;
-    if (providersKeys.indexOf(providerToken) < 0) {
+    const type = component.provide;
+    if (providersKeys.indexOf(type) < 0) {
       return this.container.addComponent(component, token);
     }
+    const providerToken = Math.random()
+      .toString(36)
+      .substring(2, 32);
+
     this.applicationProvidersApplyMap.push({
-      moduleToken: token,
-      providerToken,
+      type,
+      moduleKey: token,
+      providerKey: providerToken,
     });
-    this.container.addComponent(component, token);
+    this.container.addComponent(
+      {
+        ...component,
+        provide: providerToken,
+      },
+      token,
+    );
   }
 
   public storeInjectable(component: Type<Injectable>, token: string) {
@@ -270,12 +282,12 @@ export class DependenciesScanner {
   public applyApplicationProviders() {
     const applyProvidersMap = this.getApplyProvidersMap();
     this.applicationProvidersApplyMap.forEach(
-      ({ moduleToken, providerToken }) => {
+      ({ moduleKey, providerKey, type }) => {
         const modules = this.container.getModules();
-        const { components } = modules.get(moduleToken);
-        const { instance } = components.get(providerToken);
+        const { components } = modules.get(moduleKey);
+        const { instance } = components.get(providerKey);
 
-        applyProvidersMap[providerToken](instance);
+        applyProvidersMap[type](instance);
       },
     );
   }
diff --git a/packages/core/test/scanner.spec.ts b/packages/core/test/scanner.spec.ts
index 3537f7d1250..9c609fbb520 100644
--- a/packages/core/test/scanner.spec.ts
+++ b/packages/core/test/scanner.spec.ts
@@ -52,7 +52,7 @@ describe('DependenciesScanner', () => {
     mockContainer.restore();
   });
 
-  it('should "storeModule" call twice (2 modules) container method "addModule"',  async () => {
+  it('should "storeModule" call twice (2 modules) container method "addModule"', async () => {
     const expectation = mockContainer.expects('addModule').twice();
     await scanner.scan(TestModule as any);
     expectation.verify();
@@ -155,7 +155,7 @@ describe('DependenciesScanner', () => {
   });
 
   describe('storeRelatedModule', () => {
-    it('should call forwardRef() when forwardRef property exists',  async () => {
+    it('should call forwardRef() when forwardRef property exists', async () => {
       const module = { forwardRef: sinon.stub().returns({}) };
 
       sinon.stub(container, 'addRelatedModule').returns({});
@@ -195,9 +195,7 @@ describe('DependenciesScanner', () => {
         };
 
         it('should call container "addComponent" with expected args', () => {
-          const expectation = mockContainer
-            .expects('addComponent')
-            .withArgs(component, token);
+          const expectation = mockContainer.expects('addComponent').atLeast(1);
 
           mockContainer.expects('addComponent').callsFake(() => false);
           scanner.storeComponent(component, token);
@@ -210,7 +208,7 @@ describe('DependenciesScanner', () => {
           const applyMap = (scanner as any).applicationProvidersApplyMap;
 
           expect(applyMap).to.have.length(1);
-          expect(applyMap[0].moduleToken).to.be.eql(token);
+          expect(applyMap[0].moduleKey).to.be.eql(token);
         });
       });
       describe('and is not global', () => {
@@ -245,8 +243,9 @@ describe('DependenciesScanner', () => {
   describe('applyApplicationProviders', () => {
     it('should apply each provider', () => {
       const provider = {
-        moduleToken: 'moduleToken',
-        providerToken: 'providerToken',
+        moduleKey: 'moduleToken',
+        providerKey: 'providerToken',
+        type: APP_GUARD,
       };
       (scanner as any).applicationProvidersApplyMap = [provider];
 
@@ -258,7 +257,7 @@ describe('DependenciesScanner', () => {
       }));
       const applySpy = sinon.spy();
       sinon.stub(scanner, 'getApplyProvidersMap').callsFake(() => ({
-        [provider.providerToken]: applySpy,
+        [provider.type]: applySpy,
       }));
       scanner.applyApplicationProviders();
       expect(applySpy.called).to.be.true;
diff --git a/packages/websockets/adapters/ws-adapter.ts b/packages/websockets/adapters/ws-adapter.ts
index 5f32939aa90..a67e7f5a5a2 100644
--- a/packages/websockets/adapters/ws-adapter.ts
+++ b/packages/websockets/adapters/ws-adapter.ts
@@ -47,7 +47,7 @@ export class WsAdapter implements WebSocketAdapter {
   }
 
   public bindMessageHandlers(
-    client: WebSocket,
+    client: any,
     handlers: MessageMappingProperties[],
     transform: (data: any) => Observable<any>,
   ) {