diff --git a/backend/tests/data/attachmentsts.test.ts b/backend/tests/data/attachments.test.ts
similarity index 67%
rename from backend/tests/data/attachmentsts.test.ts
rename to backend/tests/data/attachments.test.ts
index 0ac97aa6..00342355 100644
--- a/backend/tests/data/attachmentsts.test.ts
+++ b/backend/tests/data/attachments.test.ts
@@ -23,17 +23,17 @@ describe('AttachmentRepository', () => {
         expect(true);
     });
 
-    // it('should return the requested attachment', async () => {
-    //     const id = new LearningObjectIdentifier('id02', Language.English, '1');
-    //     const learningObject =
-    //         await LearningObjectRepository.findByIdentifier(id);
+    it('should return the requested attachment', async () => {
+        const id = new LearningObjectIdentifier('id02', Language.English, '1');
+        const learningObject =
+            await LearningObjectRepository.findByIdentifier(id);
 
-    //     const attachment =
-    //         await AttachmentRepository.findByLearningObjectAndNumber(
-    //             learningObject!,
-    //             1
-    //         );
+        const attachment =
+            await AttachmentRepository.findByLearningObjectAndNumber(
+                learningObject!,
+                1
+            );
 
-    //     expect(attachment).toBeTruthy();
-    // });
+        expect(attachment).toBeTruthy();
+    });
 });