ERROR in LockerModule is not an NgModule (with angular-cli)

[rainstormza]

app.module.ts

import { NgModule } from '@angular/core';
import {LockerModule} from 'angular-safeguard';

@NgModule({
  declarations: [
    AppComponent
  ],
  imports: [
    BrowserModule,
    FormsModule,
    HttpModule,

    LockerModule // import
  ],
  providers: [],
  bootstrap: [AppComponent]
})
export class AppModule { }

and error happens

ERROR in LockerModule is not an NgModule

How can I use this library with angular-cli project ?
Could you please show me the instruction ?

thanks

[MikaAK]

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