diff --git a/app/grants/tasks.py b/app/grants/tasks.py
index 3fcdb39c9f3..3ba82de5b35 100644
--- a/app/grants/tasks.py
+++ b/app/grants/tasks.py
@@ -106,7 +106,7 @@ def update_grant_metadata(self, grant_id, retry: bool = True) -> None:
                     instance.amount_received += Decimal(value_usdt)
                     if contrib.created_on.replace(tzinfo=None) > round_start_date.replace(tzinfo=None):
                         instance.amount_received_in_round += Decimal(value_usdt)
-                        instance.sybil_score += subscription.contributor_profile.sybil_score
+                        instance.sybil_score += subscription.contributor_profile.sybil_score if subscription.contributor_profile else 0
 
         instance.metadata['last_calc_time_sybil_and_contrib_amounts'] = time.time()