diff --git a/src/autora/experiment_runner/firebase_prolific/__init__.py b/src/autora/experiment_runner/firebase_prolific/__init__.py
index 743d781..89dfe9c 100644
--- a/src/autora/experiment_runner/firebase_prolific/__init__.py
+++ b/src/autora/experiment_runner/firebase_prolific/__init__.py
@@ -12,7 +12,7 @@
     start_study,
     publish_study,
     get_submissions_incompleted,
-    request_return_all
+    request_return_all,
     approve_all_no_code
 )