diff --git a/src/frontend/app/app.module.ts b/src/frontend/app/app.module.ts
index 02013db1..193fc86e 100644
--- a/src/frontend/app/app.module.ts
+++ b/src/frontend/app/app.module.ts
@@ -1,5 +1,5 @@
 import {Injectable, NgModule} from '@angular/core';
-import {BrowserModule, HAMMER_GESTURE_CONFIG, HammerGestureConfig} from '@angular/platform-browser';
+import {BrowserModule, HAMMER_GESTURE_CONFIG, HammerGestureConfig, HammerModule} from '@angular/platform-browser';
 import {FormsModule} from '@angular/forms';
 import {AppComponent} from './app.component';
 import {UserService} from './model/network/user.service';
@@ -129,6 +129,7 @@ export class CustomUrlSerializer implements UrlSerializer {
 @NgModule({
   imports: [
     BrowserModule,
+    HammerModule,
     FormsModule,
     HttpClientModule,
     BrowserAnimationsModule,
diff --git a/src/frontend/app/ui/gallery/lightbox/controls/controls.lightbox.gallery.component.ts b/src/frontend/app/ui/gallery/lightbox/controls/controls.lightbox.gallery.component.ts
index 118f8e07..5365e432 100644
--- a/src/frontend/app/ui/gallery/lightbox/controls/controls.lightbox.gallery.component.ts
+++ b/src/frontend/app/ui/gallery/lightbox/controls/controls.lightbox.gallery.component.ts
@@ -1,5 +1,5 @@
 import {Component, ElementRef, EventEmitter, HostListener, Input, OnChanges, OnDestroy, OnInit, Output, ViewChild} from '@angular/core';
-import {MediaDTO, MediaDTOUtils} from '../../../../../../common/entities/MediaDTO';
+import {MediaDTOUtils} from '../../../../../../common/entities/MediaDTO';
 import {FullScreenService} from '../../fullscreen.service';
 import {GalleryPhotoComponent} from '../../grid/photo/photo.grid.gallery.component';
 import {Observable, Subscription, timer} from 'rxjs';
@@ -370,7 +370,7 @@ export class ControlsLightboxComponent implements OnDestroy, OnInit, OnChanges {
 
   private hideControls = () => {
     this.controllersDimmed = true;
-  }
+  };
 
   private updateFaceContainerDim(): void {
     if (!this.activePhoto) {