diff --git a/homeassistant/components/hvv_departures/config_flow.py b/homeassistant/components/hvv_departures/config_flow.py
index 488579af12b..d96ab359dda 100644
--- a/homeassistant/components/hvv_departures/config_flow.py
+++ b/homeassistant/components/hvv_departures/config_flow.py
@@ -1,5 +1,8 @@
 """Config flow for HVV integration."""
+from __future__ import annotations
+
 import logging
+from typing import Any
 
 from pygti.auth import GTI_DEFAULT_HOST
 from pygti.exceptions import CannotConnect, InvalidAuth
@@ -122,7 +125,9 @@ class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
 
     @staticmethod
     @callback
-    def async_get_options_flow(config_entry):
+    def async_get_options_flow(
+        config_entry: config_entries.ConfigEntry,
+    ) -> OptionsFlowHandler:
         """Get options flow."""
         return OptionsFlowHandler(config_entry)
 
@@ -130,12 +135,11 @@ class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
 class OptionsFlowHandler(config_entries.OptionsFlow):
     """Options flow handler."""
 
-    def __init__(self, config_entry):
+    def __init__(self, config_entry: config_entries.ConfigEntry) -> None:
         """Initialize HVV Departures options flow."""
         self.config_entry = config_entry
         self.options = dict(config_entry.options)
-        self.departure_filters = {}
-        self.hub = None
+        self.departure_filters: dict[str, Any] = {}
 
     async def async_step_init(self, user_input=None):
         """Manage the options."""
@@ -143,10 +147,10 @@ class OptionsFlowHandler(config_entries.OptionsFlow):
         if not self.departure_filters:
 
             departure_list = {}
-            self.hub = self.hass.data[DOMAIN][self.config_entry.entry_id]
+            hub: GTIHub = self.hass.data[DOMAIN][self.config_entry.entry_id]
 
             try:
-                departure_list = await self.hub.gti.departureList(
+                departure_list = await hub.gti.departureList(
                     {
                         "station": self.config_entry.data[CONF_STATION],
                         "time": {"date": "heute", "time": "jetzt"},