diff --git a/components/scoreplaylog/colums.tsx b/components/scoreplaylog/colums.tsx
index c1d3d0f..293fd35 100644
--- a/components/scoreplaylog/colums.tsx
+++ b/components/scoreplaylog/colums.tsx
@@ -60,8 +60,8 @@ export const columns: ColumnDef<chunithm>[] = [
     },
     cell: ({ row }) => <div>{row.original.score?.toLocaleString()}</div>,
     sortingFn: (a, b) => {
-      const highScore = a.original.score;
-      const lowScore = b.original.score;
+      const highScore = a.original.score ?? 0;
+      const lowScore = b.original.score ?? 0;
 
       if (highScore < lowScore) return 1;
       if (highScore > lowScore) return -1;