diff --git a/homeassistant/components/cast/manifest.json b/homeassistant/components/cast/manifest.json
index 0a7ce383118cf047db71608d02ed80a7dc8fe629..b8ad1fe67cc424be75f0e0c33af6d0ab6bd8d3f9 100644
--- a/homeassistant/components/cast/manifest.json
+++ b/homeassistant/components/cast/manifest.json
@@ -3,7 +3,7 @@
   "name": "Google Cast",
   "config_flow": true,
   "documentation": "https://www.home-assistant.io/integrations/cast",
-  "requirements": ["pychromecast==4.2.3"],
+  "requirements": ["pychromecast==5.0.0"],
   "after_dependencies": ["cloud"],
   "zeroconf": ["_googlecast._tcp.local."],
   "codeowners": ["@emontnemery"]
diff --git a/homeassistant/components/cast/media_player.py b/homeassistant/components/cast/media_player.py
index dadd528c649832ebba79539f7038aebd24578810..c17298501895541af894cf18551ce6942bb2bd16 100644
--- a/homeassistant/components/cast/media_player.py
+++ b/homeassistant/components/cast/media_player.py
@@ -260,7 +260,6 @@ class CastDevice(MediaPlayerDevice):
             # will automatically be picked up.
             return
 
-        # pylint: disable=protected-access
         _LOGGER.debug(
             "[%s %s (%s:%s)] Connecting to cast device by service %s",
             self.entity_id,
@@ -270,7 +269,7 @@ class CastDevice(MediaPlayerDevice):
             self.services,
         )
         chromecast = await self.hass.async_add_executor_job(
-            pychromecast._get_chromecast_from_service,
+            pychromecast.get_chromecast_from_service,
             (
                 self.services,
                 ChromeCastZeroconf.get_zeroconf(),
diff --git a/requirements_all.txt b/requirements_all.txt
index 302ef87125322e51430a1b7b8b53c1cf62c7a8bb..7ee219b86995572b550ab674ab86416854ccb3ee 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -1211,7 +1211,7 @@ pycfdns==0.0.1
 pychannels==1.0.0
 
 # homeassistant.components.cast
-pychromecast==4.2.3
+pychromecast==5.0.0
 
 # homeassistant.components.cmus
 pycmus==0.1.1
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index 170b56b936bbb07c80ad726a570fd17ed8c11847..b0a3673430d00d304dd4fd907f73bb842b04e1a3 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -484,7 +484,7 @@ pyblackbird==0.5
 pybotvac==0.0.17
 
 # homeassistant.components.cast
-pychromecast==4.2.3
+pychromecast==5.0.0
 
 # homeassistant.components.coolmaster
 pycoolmasternet==0.0.4
diff --git a/tests/components/cast/test_media_player.py b/tests/components/cast/test_media_player.py
index f241b79f26eccb9c9472b6680f2c91c851c6f45d..41cc50f33ae2abf3afc3afbae1a8692fc1dd80e5 100644
--- a/tests/components/cast/test_media_player.py
+++ b/tests/components/cast/test_media_player.py
@@ -114,7 +114,7 @@ async def async_setup_media_player_cast(hass: HomeAssistantType, info: Chromecas
     cast.CastStatusListener = MagicMock()
 
     with patch(
-        "homeassistant.components.cast.discovery.pychromecast._get_chromecast_from_service",
+        "homeassistant.components.cast.discovery.pychromecast.get_chromecast_from_service",
         return_value=chromecast,
     ) as get_chromecast, patch(
         "homeassistant.components.cast.discovery.pychromecast.start_discovery",