diff --git a/homeassistant/components/vera/common.py b/homeassistant/components/vera/common.py
index b9df7a807e6..658ed7904f4 100644
--- a/homeassistant/components/vera/common.py
+++ b/homeassistant/components/vera/common.py
@@ -2,13 +2,14 @@
 from __future__ import annotations
 
 from collections import defaultdict
+from datetime import datetime
 from typing import NamedTuple
 
 import pyvera as pv
 
 from homeassistant.config_entries import ConfigEntry
 from homeassistant.const import Platform
-from homeassistant.core import HomeAssistant
+from homeassistant.core import CALLBACK_TYPE, HomeAssistant
 from homeassistant.helpers.event import call_later
 
 from .const import DOMAIN
@@ -56,7 +57,7 @@ class SubscriptionRegistry(pv.AbstractSubscriptionRegistry):
         """Initialize the object."""
         super().__init__()
         self._hass = hass
-        self._cancel_poll = None
+        self._cancel_poll: CALLBACK_TYPE | None = None
 
     def start(self) -> None:
         """Start polling for data."""
@@ -72,7 +73,7 @@ class SubscriptionRegistry(pv.AbstractSubscriptionRegistry):
     def _schedule_poll(self, delay: float) -> None:
         self._cancel_poll = call_later(self._hass, delay, self._run_poll_server)
 
-    def _run_poll_server(self, now) -> None:
+    def _run_poll_server(self, now: datetime) -> None:
         delay = 1
 
         # Long poll for changes. The downstream API instructs the endpoint to wait a