diff --git a/backend/data_export/pipeline/repositories.py b/backend/data_export/pipeline/repositories.py
index e50eafe3..71420b7c 100644
--- a/backend/data_export/pipeline/repositories.py
+++ b/backend/data_export/pipeline/repositories.py
@@ -201,4 +201,7 @@ class IntentDetectionSlotFillingRepository(TextRepository):
             label_per_user[user]["cats"] = cats
         for user, span in span_per_user.items():
             label_per_user[user]["entities"] = span
+        for label in label_per_user.values():
+            label.setdefault("cats", [])
+            label.setdefault("entities", [])
         return label_per_user
diff --git a/backend/data_export/tests/test_repositories.py b/backend/data_export/tests/test_repositories.py
index 0ff25287..b0d29689 100644
--- a/backend/data_export/tests/test_repositories.py
+++ b/backend/data_export/tests/test_repositories.py
@@ -77,7 +77,7 @@ class TestSequenceLabelingRepository(TestRepository):
 
     def test_list(self):
         project = prepare_project(SEQUENCE_LABELING)
-        repository = SequenceLabelingRepository(project)
+        repository = SequenceLabelingRepository(project.item)
         self.prepare_data(project)
         expected = [
             {
@@ -95,7 +95,7 @@ class TestSequenceLabelingRepository(TestRepository):
 
     def test_list_on_collaborative_annotation(self):
         project = prepare_project(SEQUENCE_LABELING, collaborative_annotation=True)
-        repository = SequenceLabelingRepository(project)
+        repository = SequenceLabelingRepository(project.item)
         self.prepare_data(project)
         expected = [
             {