diff --git a/backend/src/media/backends/backend-type.enum.ts b/backend/src/media/backends/backend-type.enum.ts
deleted file mode 100644
index c07d50130..000000000
--- a/backend/src/media/backends/backend-type.enum.ts
+++ /dev/null
@@ -1,5 +0,0 @@
-/*
- * SPDX-FileCopyrightText: 2021 The HedgeDoc developers (see AUTHORS file)
- *
- * SPDX-License-Identifier: AGPL-3.0-only
- */
diff --git a/backend/src/media/backends/filesystem-backend.ts b/backend/src/media/backends/filesystem-backend.ts
index c0277a058..e402d9ae1 100644
--- a/backend/src/media/backends/filesystem-backend.ts
+++ b/backend/src/media/backends/filesystem-backend.ts
@@ -3,6 +3,7 @@
  *
  * SPDX-License-Identifier: AGPL-3.0-only
  */
+import { MediaBackendType } from '@hedgedoc/commons';
 import { Inject, Injectable } from '@nestjs/common';
 import { FileTypeResult } from 'file-type';
 import { promises as fs } from 'fs';
@@ -12,7 +13,6 @@ import mediaConfiguration, { MediaConfig } from '../../config/media.config';
 import { MediaBackendError } from '../../errors/errors';
 import { ConsoleLoggerService } from '../../logger/console-logger.service';
 import { MediaBackend } from '../media-backend.interface';
-import { BackendType } from './backend-type.enum';
 
 @Injectable()
 export class FilesystemBackend implements MediaBackend {
@@ -25,7 +25,7 @@ export class FilesystemBackend implements MediaBackend {
   ) {
     this.logger.setContext(FilesystemBackend.name);
     // only create the backend if local filesystem is configured
-    if (this.mediaConfig.backend.use !== BackendType.FILESYSTEM) {
+    if (this.mediaConfig.backend.use !== MediaBackendType.FILESYSTEM) {
       this.uploadDirectory = '';
       return;
     }
diff --git a/backend/src/media/backends/imgur-backend.ts b/backend/src/media/backends/imgur-backend.ts
index 3fc11a31c..d590e94da 100644
--- a/backend/src/media/backends/imgur-backend.ts
+++ b/backend/src/media/backends/imgur-backend.ts
@@ -3,6 +3,7 @@
  *
  * SPDX-License-Identifier: AGPL-3.0-only
  */
+import { MediaBackendType } from '@hedgedoc/commons';
 import { Inject, Injectable } from '@nestjs/common';
 import fetch, { Response } from 'node-fetch';
 import { URLSearchParams } from 'url';
@@ -14,7 +15,6 @@ import mediaConfiguration, {
 import { MediaBackendError } from '../../errors/errors';
 import { ConsoleLoggerService } from '../../logger/console-logger.service';
 import { MediaBackend } from '../media-backend.interface';
-import { BackendType } from './backend-type.enum';
 
 type UploadResult = {
   data: {
@@ -39,7 +39,7 @@ export class ImgurBackend implements MediaBackend {
   ) {
     this.logger.setContext(ImgurBackend.name);
     // only create the backend if imgur is configured
-    if (this.mediaConfig.backend.use !== BackendType.IMGUR) {
+    if (this.mediaConfig.backend.use !== MediaBackendType.IMGUR) {
       return;
     }
     this.config = this.mediaConfig.backend.imgur;