diff --git a/crawl.py b/crawl.py
index daf36d5..72374c1 100755
--- a/crawl.py
+++ b/crawl.py
@@ -368,7 +368,7 @@ def record_prices(data: list[Grouped], today: date) -> None:
                 VALUES (?, ?, ?, ?, ?, ?)
                 """,
                 (item["number"], item["title"], item["size_gb"],
-                 item["price"], cat["name"], today),
+                 item["price"], cat["name"], today.isoformat()),
             )
     conn.commit()
     conn.close()