diff --git a/homeassistant/components/binary_sensor/ring.py b/homeassistant/components/binary_sensor/ring.py
index 1e926f00a2f..e84009301ab 100644
--- a/homeassistant/components/binary_sensor/ring.py
+++ b/homeassistant/components/binary_sensor/ring.py
@@ -27,7 +27,7 @@ SCAN_INTERVAL = timedelta(seconds=5)
 
 # Sensor types: Name, category, device_class
 SENSOR_TYPES = {
-    'ding': ['Ding', ['doorbell', 'stickup_cams'], 'occupancy'],
+    'ding': ['Ding', ['doorbell'], 'occupancy'],
     'motion': ['Motion', ['doorbell', 'stickup_cams'], 'motion'],
 }
 
diff --git a/homeassistant/components/camera/ring.py b/homeassistant/components/camera/ring.py
index 70569825764..a5e9855bf37 100644
--- a/homeassistant/components/camera/ring.py
+++ b/homeassistant/components/camera/ring.py
@@ -7,7 +7,7 @@ https://home-assistant.io/components/camera.ring/
 import asyncio
 import logging
 
-from datetime import datetime, timedelta
+from datetime import timedelta
 
 import voluptuous as vol
 
@@ -23,6 +23,8 @@ CONF_FFMPEG_ARGUMENTS = 'ffmpeg_arguments'
 
 DEPENDENCIES = ['ring', 'ffmpeg']
 
+FORCE_REFRESH_INTERVAL = timedelta(minutes=45)
+
 _LOGGER = logging.getLogger(__name__)
 
 SCAN_INTERVAL = timedelta(seconds=90)
@@ -63,8 +65,8 @@ class RingCam(Camera):
         self._ffmpeg_arguments = device_info.get(CONF_FFMPEG_ARGUMENTS)
         self._last_video_id = self._camera.last_recording_id
         self._video_url = self._camera.recording_url(self._last_video_id)
-        self._expires_at = None
-        self._utcnow = None
+        self._utcnow = dt_util.utcnow()
+        self._expires_at = FORCE_REFRESH_INTERVAL + self._utcnow
 
     @property
     def name(self):
@@ -123,19 +125,19 @@ class RingCam(Camera):
 
     def update(self):
         """Update camera entity and refresh attributes."""
-        # extract the video expiration from URL
-        x_amz_expires = int(self._video_url.split('&')[0].split('=')[-1])
-        x_amz_date = self._video_url.split('&')[1].split('=')[-1]
+        _LOGGER.debug("Checking if Ring DoorBell needs to refresh video_url")
 
+        self._camera.update()
         self._utcnow = dt_util.utcnow()
-        self._expires_at = \
-            timedelta(seconds=x_amz_expires) + \
-            dt_util.as_utc(datetime.strptime(x_amz_date, "%Y%m%dT%H%M%SZ"))
 
-        if self._last_video_id != self._camera.last_recording_id:
-            _LOGGER.debug("Updated Ring DoorBell last_video_id")
+        last_recording_id = self._camera.last_recording_id
+
+        if self._last_video_id != last_recording_id or \
+           self._utcnow >= self._expires_at:
+
+            _LOGGER.info("Ring DoorBell properties refreshed")
+
+            # update attributes if new video or if URL has expired
             self._last_video_id = self._camera.last_recording_id
-
-        if self._utcnow >= self._expires_at:
-            _LOGGER.debug("Updated Ring DoorBell video_url")
             self._video_url = self._camera.recording_url(self._last_video_id)
+            self._expires_at = FORCE_REFRESH_INTERVAL + self._utcnow
diff --git a/homeassistant/components/sensor/ring.py b/homeassistant/components/sensor/ring.py
index 6c8794d096f..cae7690103d 100644
--- a/homeassistant/components/sensor/ring.py
+++ b/homeassistant/components/sensor/ring.py
@@ -34,7 +34,7 @@ SENSOR_TYPES = {
         'Last Activity', ['doorbell', 'stickup_cams'], None, 'history', None],
 
     'last_ding': [
-        'Last Ding', ['doorbell', 'stickup_cams'], None, 'history', 'ding'],
+        'Last Ding', ['doorbell'], None, 'history', 'ding'],
 
     'last_motion': [
         'Last Motion', ['doorbell', 'stickup_cams'], None,