diff --git a/src/backend/marsha/markdown/tests/api/markdown_images/test_create.py b/src/backend/marsha/markdown/tests/api/markdown_images/test_create.py
index 974f993b53..602ba6b8f1 100644
--- a/src/backend/marsha/markdown/tests/api/markdown_images/test_create.py
+++ b/src/backend/marsha/markdown/tests/api/markdown_images/test_create.py
@@ -25,7 +25,10 @@ class MarkdownImageCreateApiTest(TestCase):
 
     def test_api_markdown_image_create_anonymous(self):
         """Anonymous users should not be able to create a Markdown image."""
-        response = self.client.post("/api/markdown-images/")
+        markdown_document = MarkdownDocumentFactory()
+        response = self.client.post(
+            f"/api/markdown-documents/{markdown_document.id}/markdown-images/"
+        )
         self.assertEqual(response.status_code, 401)
 
     def test_api_markdown_image_create_student(self):
@@ -35,7 +38,8 @@ def test_api_markdown_image_create_student(self):
         jwt_token = StudentLtiTokenFactory(resource=markdown_document)
 
         response = self.client.post(
-            "/api/markdown-images/", HTTP_AUTHORIZATION=f"Bearer {jwt_token}"
+            f"/api/markdown-documents/{markdown_document.id}/markdown-images/",
+            HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
         )
 
         self.assertEqual(response.status_code, 403)
@@ -47,7 +51,8 @@ def test_api_markdown_image_create_instructor(self):
         jwt_token = InstructorOrAdminLtiTokenFactory(resource=markdown_document)
 
         response = self.client.post(
-            "/api/markdown-images/", HTTP_AUTHORIZATION=f"Bearer {jwt_token}"
+            f"/api/markdown-documents/{markdown_document.id}/markdown-images/",
+            HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
         )
 
         self.assertEqual(response.status_code, 201)
@@ -78,7 +83,8 @@ def test_api_markdown_image_create_already_existing_instructor(self):
         jwt_token = InstructorOrAdminLtiTokenFactory(resource=markdown_document)
 
         response = self.client.post(
-            "/api/markdown-images/", HTTP_AUTHORIZATION=f"Bearer {jwt_token}"
+            f"/api/markdown-documents/{markdown_document.id}/markdown-images/",
+            HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
         )
 
         self.assertEqual(response.status_code, 201)
@@ -108,7 +114,8 @@ def test_api_markdown_image_instructor_create_in_read_only(self):
         )
 
         response = self.client.post(
-            "/api/markdown-images/", HTTP_AUTHORIZATION=f"Bearer {jwt_token}"
+            f"/api/markdown-documents/{markdown_image.markdown_document.id}/markdown-images/",
+            HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
         )
 
         self.assertEqual(response.status_code, 403)
@@ -122,7 +129,8 @@ def test_api_markdown_image_create_user_access_token(self):
         jwt_token = UserAccessTokenFactory(user=organization_access.user)
 
         response = self.client.post(
-            "/api/markdown-images/", HTTP_AUTHORIZATION=f"Bearer {jwt_token}"
+            f"/api/markdown-documents/{markdown_document.id}/markdown-images/",
+            HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
         )
 
         self.assertEqual(response.status_code, 403)
@@ -138,7 +146,7 @@ def test_api_markdown_image_create_user_access_token_organization_admin(self):
         jwt_token = UserAccessTokenFactory(user=organization_access.user)
 
         response = self.client.post(
-            "/api/markdown-images/",
+            f"/api/markdown-documents/{markdown_document.id}/markdown-images/",
             HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
             data={"markdown_document": str(markdown_document.id)},
         )
@@ -167,7 +175,7 @@ def test_api_markdown_image_create_user_access_token_playlist_admin(self):
         jwt_token = UserAccessTokenFactory(user=playlist_access.user)
 
         response = self.client.post(
-            "/api/markdown-images/",
+            f"/api/markdown-documents/{markdown_document.id}/markdown-images/",
             HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
             data={"markdown_document": str(markdown_document.id)},
         )
diff --git a/src/backend/marsha/markdown/tests/api/markdown_images/test_delete.py b/src/backend/marsha/markdown/tests/api/markdown_images/test_delete.py
index a5bb933bd5..b2832d9c80 100644
--- a/src/backend/marsha/markdown/tests/api/markdown_images/test_delete.py
+++ b/src/backend/marsha/markdown/tests/api/markdown_images/test_delete.py
@@ -25,7 +25,10 @@ def test_api_markdown_image_delete_anonymous(self):
         """Anonymous users should not be able to delete a Markdown image."""
         markdown_image = MarkdownImageFactory()
 
-        response = self.client.delete(f"/api/markdown-images/{markdown_image.id}/")
+        response = self.client.delete(
+            f"/api/markdown-documents/{markdown_image.markdown_document.id}"
+            f"/markdown-images/{markdown_image.id}/"
+        )
         self.assertEqual(response.status_code, 401)
 
     def test_api_markdown_image_delete_student(self):
@@ -35,7 +38,8 @@ def test_api_markdown_image_delete_student(self):
         jwt_token = StudentLtiTokenFactory(resource=markdown_image.markdown_document)
 
         response = self.client.delete(
-            f"/api/markdown-images/{markdown_image.id}/",
+            f"/api/markdown-documents/{markdown_image.markdown_document.id}"
+            f"/markdown-images/{markdown_image.id}/",
             HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
         )
         self.assertEqual(response.status_code, 403)
@@ -51,7 +55,8 @@ def test_api_markdown_image_delete_instructor(self):
         self.assertEqual(MarkdownImage.objects.count(), 1)
 
         response = self.client.delete(
-            f"/api/markdown-images/{markdown_image.id}/",
+            f"/api/markdown-documents/{markdown_image.markdown_document.id}"
+            f"/markdown-images/{markdown_image.id}/",
             HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
         )
         self.assertEqual(response.status_code, 204)
@@ -68,7 +73,8 @@ def test_api_markdown_image_delete_instructor(self):
 
         # Creating a new Markdown image should be allowed.
         response = self.client.post(
-            "/api/markdown-images/", HTTP_AUTHORIZATION=f"Bearer {jwt_token}"
+            f"/api/markdown-documents/{markdown_image.markdown_document.id}/markdown-images/",
+            HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
         )
 
         self.assertEqual(response.status_code, 201)
@@ -83,7 +89,8 @@ def test_api_markdown_image_delete_instructor_in_read_only(self):
         )
 
         response = self.client.delete(
-            f"/api/markdown-images/{markdown_image.id}/",
+            f"/api/markdown-documents/{markdown_image.markdown_document.id}"
+            f"/markdown-images/{markdown_image.id}/",
             HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
         )
 
@@ -101,7 +108,8 @@ def test_api_markdown_image_delete_instructor_other_markdown_document(self):
         jwt_token = InstructorOrAdminLtiTokenFactory(resource=markdown_document_token)
 
         response = self.client.delete(
-            f"/api/markdown-images/{markdown_image.id}/",
+            f"/api/markdown-documents/{markdown_image.markdown_document.id}"
+            f"/markdown-images/{markdown_image.id}/",
             HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
         )
         self.assertEqual(response.status_code, 403)
@@ -115,7 +123,8 @@ def test_api_markdown_image_delete_user_access_token(self):
         jwt_token = UserAccessTokenFactory(user=organization_access.user)
 
         response = self.client.delete(
-            f"/api/markdown-images/{markdown_image.id}/",
+            f"/api/markdown-documents/{markdown_image.markdown_document.id}"
+            f"/markdown-images/{markdown_image.id}/",
             HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
         )
         self.assertEqual(response.status_code, 403)
@@ -134,7 +143,8 @@ def test_api_markdown_image_delete_user_access_token_organization_admin(self):
         self.assertEqual(MarkdownImage.objects.count(), 1)
 
         response = self.client.delete(
-            f"/api/markdown-images/{markdown_image.id}/",
+            f"/api/markdown-documents/{markdown_image.markdown_document.id}"
+            f"/markdown-images/{markdown_image.id}/",
             HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
         )
         self.assertEqual(response.status_code, 204)
@@ -151,7 +161,7 @@ def test_api_markdown_image_delete_user_access_token_organization_admin(self):
 
         # Creating a new Markdown image should be allowed.
         response = self.client.post(
-            "/api/markdown-images/",
+            f"/api/markdown-documents/{markdown_image.markdown_document.id}/markdown-images/",
             HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
             data={"markdown_document": str(markdown_image.markdown_document.id)},
         )
@@ -173,7 +183,8 @@ def test_api_markdown_image_delete_user_access_token_playlist_admin(self):
         self.assertEqual(MarkdownImage.objects.count(), 1)
 
         response = self.client.delete(
-            f"/api/markdown-images/{markdown_image.id}/",
+            f"/api/markdown-documents/{markdown_image.markdown_document.id}"
+            f"/markdown-images/{markdown_image.id}/",
             HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
         )
         self.assertEqual(response.status_code, 204)
@@ -190,7 +201,7 @@ def test_api_markdown_image_delete_user_access_token_playlist_admin(self):
 
         # Creating a new Markdown image should be allowed.
         response = self.client.post(
-            "/api/markdown-images/",
+            f"/api/markdown-documents/{markdown_image.markdown_document.id}/markdown-images/",
             HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
             data={"markdown_document": str(markdown_image.markdown_document.id)},
         )
diff --git a/src/backend/marsha/markdown/tests/api/markdown_images/test_initiate_upload.py b/src/backend/marsha/markdown/tests/api/markdown_images/test_initiate_upload.py
index b5322758d3..efb983e280 100644
--- a/src/backend/marsha/markdown/tests/api/markdown_images/test_initiate_upload.py
+++ b/src/backend/marsha/markdown/tests/api/markdown_images/test_initiate_upload.py
@@ -30,7 +30,8 @@ def test_api_markdown_image_initiate_upload_anonymous(self):
         markdown_image = MarkdownImageFactory()
 
         response = self.client.post(
-            f"/api/markdown-images/{markdown_image.id}/initiate-upload/"
+            f"/api/markdown-documents/{markdown_image.markdown_document.id}"
+            f"/markdown-images/{markdown_image.id}/initiate-upload/"
         )
         self.assertEqual(response.status_code, 401)
 
@@ -40,7 +41,8 @@ def test_api_markdown_image_initiate_upload_student(self):
         jwt_token = StudentLtiTokenFactory(resource=markdown_image.markdown_document)
 
         response = self.client.post(
-            f"/api/markdown-images/{markdown_image.id}/initiate-upload/",
+            f"/api/markdown-documents/{markdown_image.markdown_document.id}"
+            f"/markdown-images/{markdown_image.id}/initiate-upload/",
             HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
         )
         self.assertEqual(response.status_code, 403)
@@ -65,7 +67,8 @@ def test_api_markdown_image_initiate_upload_instructor(self):
         ) as mock_dt:
             mock_dt.utcnow = mock.Mock(return_value=now)
             response = self.client.post(
-                f"/api/markdown-images/{markdown_image.id}/initiate-upload/",
+                f"/api/markdown-documents/{markdown_image.markdown_document.id}"
+                f"/markdown-images/{markdown_image.id}/initiate-upload/",
                 data={"filename": "not_used.png", "mimetype": "image/png", "size": 10},
                 HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
             )
@@ -116,7 +119,8 @@ def test_api_markdown_image_initiate_upload_instructor_read_only(self):
         )
 
         response = self.client.post(
-            f"/api/markdown-images/{markdown_image.id}/initiate-upload/",
+            f"/api/markdown-documents/{markdown_image.markdown_document.id}"
+            f"/markdown-images/{markdown_image.id}/initiate-upload/",
             data={"filename": "not_used.gif", "mimetype": "image/gif", "size": 10},
             HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
         )
@@ -132,7 +136,8 @@ def test_api_markdown_image_initiate_upload_user_access_token(self):
         jwt_token = UserAccessTokenFactory(user=organization_access.user)
 
         response = self.client.post(
-            f"/api/markdown-images/{markdown_image.id}/initiate-upload/",
+            f"/api/markdown-documents/{markdown_image.markdown_document.id}"
+            f"/markdown-images/{markdown_image.id}/initiate-upload/",
             HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
         )
         self.assertEqual(response.status_code, 403)
@@ -160,7 +165,8 @@ def test_api_markdown_image_initiate_upload_user_access_token_organization_admin
         ) as mock_dt:
             mock_dt.utcnow = mock.Mock(return_value=now)
             response = self.client.post(
-                f"/api/markdown-images/{markdown_image.id}/initiate-upload/",
+                f"/api/markdown-documents/{markdown_image.markdown_document.id}"
+                f"/markdown-images/{markdown_image.id}/initiate-upload/",
                 data={"filename": "not_used.png", "mimetype": "image/png", "size": 10},
                 HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
             )
@@ -221,7 +227,8 @@ def test_api_markdown_image_initiate_upload_user_access_token_playlist_admin(sel
         ) as mock_dt:
             mock_dt.utcnow = mock.Mock(return_value=now)
             response = self.client.post(
-                f"/api/markdown-images/{markdown_image.id}/initiate-upload/",
+                f"/api/markdown-documents/{markdown_image.markdown_document.id}"
+                f"/markdown-images/{markdown_image.id}/initiate-upload/",
                 data={"filename": "not_used.png", "mimetype": "image/png", "size": 10},
                 HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
             )
diff --git a/src/backend/marsha/markdown/tests/api/markdown_images/test_retrieve.py b/src/backend/marsha/markdown/tests/api/markdown_images/test_retrieve.py
index a02af8e09d..eccfed2b03 100644
--- a/src/backend/marsha/markdown/tests/api/markdown_images/test_retrieve.py
+++ b/src/backend/marsha/markdown/tests/api/markdown_images/test_retrieve.py
@@ -26,7 +26,10 @@ class MarkdownImageRetrieveApiTest(TestCase):
     def test_api_markdown_image_read_detail_anonymous(self):
         """Anonymous users should not be allowed to retrieve a Markdown image."""
         markdown_image = MarkdownImageFactory()
-        response = self.client.get(f"/api/markdown-images/{markdown_image.id}/")
+        response = self.client.get(
+            f"/api/markdown-documents/{markdown_image.markdown_document.id}"
+            f"/markdown-images/{markdown_image.id}/"
+        )
         self.assertEqual(response.status_code, 401)
         content = json.loads(response.content)
         self.assertEqual(
@@ -40,7 +43,8 @@ def test_api_markdown_image_read_detail_student(self):
         jwt_token = StudentLtiTokenFactory(resource=markdown_image.markdown_document)
 
         response = self.client.get(
-            f"/api/markdown-images/{markdown_image.id}/",
+            f"/api/markdown-documents/{markdown_image.markdown_document.id}"
+            f"/markdown-images/{markdown_image.id}/",
             HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
         )
 
@@ -56,7 +60,8 @@ def test_api_markdown_image_instructor_read_detail_in_read_only(self):
         )
 
         response = self.client.get(
-            f"/api/markdown-images/{markdown_image.id}/",
+            f"/api/markdown-documents/{markdown_image.markdown_document.id}"
+            f"/markdown-images/{markdown_image.id}/",
             HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
         )
 
@@ -77,7 +82,8 @@ def test_api_markdown_image_read_detail_token_user(self):
         jwt_token = InstructorOrAdminLtiTokenFactory(resource=markdown_document)
 
         response = self.client.get(
-            f"/api/markdown-images/{markdown_image.id}/",
+            f"/api/markdown-documents/{markdown_image.markdown_document.id}"
+            f"/markdown-images/{markdown_image.id}/",
             HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
         )
 
@@ -107,7 +113,8 @@ def test_api_markdown_image_administrator_read_detail_in_read_only(self):
         )
 
         response = self.client.get(
-            f"/api/markdown-images/{markdown_image.id}/",
+            f"/api/markdown-documents/{markdown_image.markdown_document.id}"
+            f"/markdown-images/{markdown_image.id}/",
             HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
         )
 
@@ -131,7 +138,8 @@ def test_api_markdown_image_read_detail_admin_user(self):
         )
 
         response = self.client.get(
-            f"/api/markdown-images/{markdown_image.id}/",
+            f"/api/markdown-documents/{markdown_image.markdown_document.id}"
+            f"/markdown-images/{markdown_image.id}/",
             HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
         )
 
@@ -167,7 +175,8 @@ def test_api_markdown_image_read_ready_markdown_image(self):
         jwt_token = InstructorOrAdminLtiTokenFactory(resource=markdown_document)
 
         response = self.client.get(
-            f"/api/markdown-images/{markdown_image.id}/",
+            f"/api/markdown-documents/{markdown_image.markdown_document.id}"
+            f"/markdown-images/{markdown_image.id}/",
             HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
         )
 
@@ -200,7 +209,8 @@ def test_api_markdown_image_read_detail_user_access_token(self):
         jwt_token = UserAccessTokenFactory(user=organization_access.user)
 
         response = self.client.get(
-            f"/api/markdown-images/{markdown_image.id}/",
+            f"/api/markdown-documents/{markdown_image.markdown_document.id}"
+            f"/markdown-images/{markdown_image.id}/",
             HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
         )
 
@@ -219,7 +229,8 @@ def test_api_markdown_image_read_detail_user_access_token_organization_admin(sel
         jwt_token = UserAccessTokenFactory(user=organization_access.user)
 
         response = self.client.get(
-            f"/api/markdown-images/{markdown_image.id}/",
+            f"/api/markdown-documents/{markdown_image.markdown_document.id}"
+            f"/markdown-images/{markdown_image.id}/",
             HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
         )
 
@@ -253,7 +264,8 @@ def test_api_markdown_image_read_detail_user_access_token_playlist_admin(self):
         jwt_token = UserAccessTokenFactory(user=playlist_access.user)
 
         response = self.client.get(
-            f"/api/markdown-images/{markdown_image.id}/",
+            f"/api/markdown-documents/{markdown_image.markdown_document.id}"
+            f"/markdown-images/{markdown_image.id}/",
             HTTP_AUTHORIZATION=f"Bearer {jwt_token}",
         )
 
diff --git a/src/backend/marsha/markdown/urls.py b/src/backend/marsha/markdown/urls.py
index 82bb374881..9f712fdc39 100644
--- a/src/backend/marsha/markdown/urls.py
+++ b/src/backend/marsha/markdown/urls.py
@@ -16,7 +16,11 @@
     MarkdownDocumentViewSet,
     basename="markdown-documents",
 )
-router.register("markdown-images", MarkdownImageViewSet, basename="markdown-images")
+
+markdown_document_related_router = DefaultRouter()
+markdown_document_related_router.register(
+    "markdown-images", MarkdownImageViewSet, basename="markdown-images"
+)
 
 urlpatterns = [
     path(
@@ -25,4 +29,8 @@
         name="markdown_document_lti_view",
     ),
     path("api/", include(router.urls)),
+    path(
+        "api/markdown-documents/<uuid:markdown_document_id>/",
+        include(markdown_document_related_router.urls),
+    ),
 ]