diff --git a/pay-api/src/pay_api/services/statement.py b/pay-api/src/pay_api/services/statement.py
index 1ede766f4..504c1ace2 100644
--- a/pay-api/src/pay_api/services/statement.py
+++ b/pay-api/src/pay_api/services/statement.py
@@ -358,6 +358,8 @@ def _populate_statement_summary(cls, statement: StatementModel, statement_invoic
 
         latest_payment_date = None
         for invoice in statement_invoices:
+            if invoice.payment_date is None:
+                continue
             if latest_payment_date is None or invoice.payment_date > latest_payment_date:
                 latest_payment_date = invoice.payment_date