diff --git a/backend/src/services/learning-objects/database-learning-object-provider.ts b/backend/src/services/learning-objects/database-learning-object-provider.ts
index d0099e1f..0639782c 100644
--- a/backend/src/services/learning-objects/database-learning-object-provider.ts
+++ b/backend/src/services/learning-objects/database-learning-object-provider.ts
@@ -6,11 +6,7 @@ import processingService from './processing/processing-service.js';
 import { NotFoundError } from '@mikro-orm/core';
 import learningObjectService from './learning-object-service.js';
 import { getLogger, Logger } from '../../logging/initalize.js';
-import {
-    FilteredLearningObject,
-    LearningObjectIdentifier,
-    LearningPathIdentifier,
-} from 'dwengo-1-common/src/interfaces/learning-content';
+import { FilteredLearningObject, LearningObjectIdentifier, LearningPathIdentifier } from 'dwengo-1-common/src/interfaces/learning-content';
 
 const logger: Logger = getLogger();
 
diff --git a/backend/tests/services/learning-objects/database-learning-object-provider.test.ts b/backend/tests/services/learning-objects/database-learning-object-provider.test.ts
index 03248c55..e87c158b 100644
--- a/backend/tests/services/learning-objects/database-learning-object-provider.test.ts
+++ b/backend/tests/services/learning-objects/database-learning-object-provider.test.ts
@@ -9,7 +9,7 @@ import { Language } from '../../../src/entities/content/language';
 import learningObjectExample from '../../test-assets/learning-objects/pn-werkingnotebooks/pn-werkingnotebooks-example';
 import learningPathExample from '../../test-assets/learning-paths/pn-werking-example';
 import { LearningPath } from '../../../src/entities/content/learning-path.entity';
-import {FilteredLearningObject} from "dwengo-1-common/src/interfaces/learning-content";
+import { FilteredLearningObject } from 'dwengo-1-common/src/interfaces/learning-content';
 
 async function initExampleData(): Promise<{ learningObject: LearningObject; learningPath: LearningPath }> {
     const learningObjectRepo = getLearningObjectRepository();
diff --git a/backend/tests/services/learning-objects/learning-object-service.test.ts b/backend/tests/services/learning-objects/learning-object-service.test.ts
index abcae538..2e96c4fc 100644
--- a/backend/tests/services/learning-objects/learning-object-service.test.ts
+++ b/backend/tests/services/learning-objects/learning-object-service.test.ts
@@ -73,18 +73,18 @@ describe('LearningObjectService', () => {
         });
         it(
             'returns the same HTML as the Dwengo API when queried with the identifier of a learning object that does ' +
-            'not start with the user content prefix',
+                'not start with the user content prefix',
             async () => {
                 const result = await learningObjectService.getLearningObjectHTML(DWENGO_TEST_LEARNING_OBJECT_ID);
                 expect(result).not.toBeNull();
 
                 const responseFromDwengoApi = await fetch(
                     getEnvVar(envVars.LearningContentRepoApiBaseUrl) +
-                    `/learningObject/getRaw?hruid=${DWENGO_TEST_LEARNING_OBJECT_ID.hruid}&language=${DWENGO_TEST_LEARNING_OBJECT_ID.language}&version=${DWENGO_TEST_LEARNING_OBJECT_ID.version}`,
+                        `/learningObject/getRaw?hruid=${DWENGO_TEST_LEARNING_OBJECT_ID.hruid}&language=${DWENGO_TEST_LEARNING_OBJECT_ID.language}&version=${DWENGO_TEST_LEARNING_OBJECT_ID.version}`
                 );
                 const responseHtml = await responseFromDwengoApi.text();
                 expect(result).toEqual(responseHtml);
-            },
+            }
         );
         it('returns null when queried with a non-existing identifier', async () => {
             const result = await learningObjectService.getLearningObjectHTML({
diff --git a/backend/tests/services/learning-path/database-learning-path-provider.test.ts b/backend/tests/services/learning-path/database-learning-path-provider.test.ts
index 30e07a5a..7b1f2bf8 100644
--- a/backend/tests/services/learning-path/database-learning-path-provider.test.ts
+++ b/backend/tests/services/learning-path/database-learning-path-provider.test.ts
@@ -20,7 +20,7 @@ import {
 } from '../../test-assets/learning-paths/test-conditions-example.js';
 import { Student } from '../../../src/entities/users/student.entity.js';
 
-import {LearningObjectNode, LearningPathResponse} from "dwengo-1-common/src/interfaces/learning-content";
+import { LearningObjectNode, LearningPathResponse } from 'dwengo-1-common/src/interfaces/learning-content';
 
 async function initExampleData(): Promise<{ learningObject: LearningObject; learningPath: LearningPath }> {
     const learningObjectRepo = getLearningObjectRepository();
diff --git a/backend/tests/test-utils/expectations.ts b/backend/tests/test-utils/expectations.ts
index ef845975..374bf6a7 100644
--- a/backend/tests/test-utils/expectations.ts
+++ b/backend/tests/test-utils/expectations.ts
@@ -2,7 +2,7 @@ import { AssertionError } from 'node:assert';
 import { LearningObject } from '../../src/entities/content/learning-object.entity';
 import { LearningPath as LearningPathEntity } from '../../src/entities/content/learning-path.entity';
 import { expect } from 'vitest';
-import {FilteredLearningObject, LearningPath} from "dwengo-1-common/src/interfaces/learning-content";
+import { FilteredLearningObject, LearningPath } from 'dwengo-1-common/src/interfaces/learning-content';
 
 // Ignored properties because they belang for example to the class, not to the entity itself.
 const IGNORE_PROPERTIES = ['parent'];
diff --git a/common/src/interfaces/learning-content.d.ts b/common/src/interfaces/learning-content.d.ts
index 7db61a85..610b1385 100644
--- a/common/src/interfaces/learning-content.d.ts
+++ b/common/src/interfaces/learning-content.d.ts
@@ -1,4 +1,4 @@
-import { Language } from 'dwengo-1-backend/src/entities/content/language.js'
+import { Language } from 'dwengo-1-backend/src/entities/content/language.js';
 
 export interface Transition {
     default: boolean;