diff --git a/components/drawer/drawer.module.ts b/components/drawer/drawer.module.ts
index 9ffbf6d50a..69b225fa6e 100644
--- a/components/drawer/drawer.module.ts
+++ b/components/drawer/drawer.module.ts
@@ -15,19 +15,11 @@ import { NzIconModule } from 'ng-zorro-antd/icon';
 
 import { NzDrawerContentDirective } from './drawer-content.directive';
 import { NzDrawerComponent } from './drawer.component';
-import { NzDrawerServiceModule } from './drawer.service.module';
+import { NzDrawerService } from './drawer.service';
 
 @NgModule({
-  imports: [
-    BidiModule,
-    CommonModule,
-    OverlayModule,
-    PortalModule,
-    NzIconModule,
-    NzOutletModule,
-    NzNoAnimationModule,
-    NzDrawerServiceModule
-  ],
+  imports: [BidiModule, CommonModule, OverlayModule, PortalModule, NzIconModule, NzOutletModule, NzNoAnimationModule],
+  providers: [NzDrawerService],
   exports: [NzDrawerComponent, NzDrawerContentDirective],
   declarations: [NzDrawerComponent, NzDrawerContentDirective]
 })
diff --git a/components/drawer/drawer.service.module.ts b/components/drawer/drawer.service.module.ts
deleted file mode 100644
index 20a4b9d089..0000000000
--- a/components/drawer/drawer.service.module.ts
+++ /dev/null
@@ -1,9 +0,0 @@
-/**
- * Use of this source code is governed by an MIT-style license that can be
- * found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE
- */
-
-import { NgModule } from '@angular/core';
-
-@NgModule()
-export class NzDrawerServiceModule {}
diff --git a/components/drawer/drawer.service.ts b/components/drawer/drawer.service.ts
index f9fcd5d0bb..abe5962b22 100644
--- a/components/drawer/drawer.service.ts
+++ b/components/drawer/drawer.service.ts
@@ -60,7 +60,7 @@ export class DrawerBuilderForService<T extends {}, R> {
   }
 }
 
-@Injectable({ providedIn: 'root' })
+@Injectable()
 export class NzDrawerService {
   constructor(private overlay: Overlay) {}
 
diff --git a/components/drawer/public-api.ts b/components/drawer/public-api.ts
index b53e34f905..0deeb04706 100644
--- a/components/drawer/public-api.ts
+++ b/components/drawer/public-api.ts
@@ -3,10 +3,9 @@
  * found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE
  */
 
-export * from './drawer.component';
 export * from './drawer-content.directive';
-export * from './drawer.module';
-export * from './drawer.service';
-export * from './drawer.service.module';
 export * from './drawer-options';
 export * from './drawer-ref';
+export * from './drawer.component';
+export * from './drawer.module';
+export * from './drawer.service';