diff --git a/sensor.py b/sensor.py
index e0a8176..c66a7da 100644
--- a/sensor.py
+++ b/sensor.py
@@ -10,7 +10,7 @@ def setup_platform(
     hass: HomeAssistant,
     config: ConfigType,
     add_entities: AddEntitiesCallback,
-    discovery_info: DiscoveryInfoType | None = None
+    discovery_info: DiscoveryInfoType = None
 ) -> None:
     """Set up the sensor platform."""
     add_entities([SNCFNextJourneys(config)])