diff --git a/backend/app/db/functions/recommendations_functions.py b/backend/app/db/functions/recommendations_functions.py
index 2d444544..7905be89 100644
--- a/backend/app/db/functions/recommendations_functions.py
+++ b/backend/app/db/functions/recommendations_functions.py
@@ -231,12 +231,12 @@ def upload_recommendations(session: Session, recommendations_to_upload, property
 #     session.commit()
 
 
-def chunked(iterable, size=500):
+def chunked(iterable, size=100):
     for i in range(0, len(iterable), size):
         yield iterable[i:i + size]
 
 
-def clear_portfolio(session: Session, portfolio_id: int, batch_size=500):
+def clear_portfolio(session: Session, portfolio_id: int, batch_size=100):
     # --------------------------
     # Collect IDs up-front
     # --------------------------