diff --git a/packages/client/src/components/Kanban/KanbanView.tsx b/packages/client/src/components/Kanban/KanbanView.tsx
index f512300..a2c4970 100644
--- a/packages/client/src/components/Kanban/KanbanView.tsx
+++ b/packages/client/src/components/Kanban/KanbanView.tsx
@@ -279,7 +279,7 @@ export default function KanbanView({
 									const progressMax = acCount
 										? acCount.total
 										: hasTasks
-											? it.tasks?.length
+											? (it.tasks?.length ?? 0)
 											: 0;
 									const progressVal = acCount
 										? acCount.done