diff --git a/latecomers/retrieve.py b/latecomers/retrieve.py
index 957cad0..7bc98cd 100644
--- a/latecomers/retrieve.py
+++ b/latecomers/retrieve.py
@@ -27,7 +27,7 @@ def remote_fr24() -> T.Text:
     """
     Returns the url to retrieve data from flightradar24.
     """
-    yesterday_ts = int((datetime.now() - timedelta(days=1)).timestamp())
+    yesterday_ts = int((datetime.now() - timedelta(hours=12)).timestamp())
     url = f"https://api.flightradar24.com/common/v1/airport.json?code=cia&plugin[]=&plugin-setting[schedule][mode]=arrivals&plugin-setting[schedule][timestamp]={yesterday_ts}&page=-1&limit=100&fleet=&token="  # noqa: E501
     return url