diff --git a/icoscp_stilt/src/icoscp_stilt/stilt.py b/icoscp_stilt/src/icoscp_stilt/stilt.py
index fb4606f..812e878 100644
--- a/icoscp_stilt/src/icoscp_stilt/stilt.py
+++ b/icoscp_stilt/src/icoscp_stilt/stilt.py
@@ -211,7 +211,7 @@ def load_footprints(station_id: str, dts: list[datetime]) -> xr.Dataset:
 
     :param `station_id` (str): STILT station id
 
-    :param `dt` (list[datetime]): the time slots of interest
+    :param `dts` (list[datetime]): the time slots of interest
 
     :return (DataArray): xarray DataArray instance with the footprint data
     """