diff --git a/homeassistant/components/vizio/manifest.json b/homeassistant/components/vizio/manifest.json
index 682405a375b..f12d5d0c358 100644
--- a/homeassistant/components/vizio/manifest.json
+++ b/homeassistant/components/vizio/manifest.json
@@ -3,7 +3,7 @@
   "name": "Vizio",
   "documentation": "https://www.home-assistant.io/integrations/vizio",
   "requirements": [
-    "pyvizio==0.0.7"
+    "pyvizio==0.0.9"
   ],
   "dependencies": [],
   "codeowners": ["@raman325"]
diff --git a/homeassistant/components/vizio/media_player.py b/homeassistant/components/vizio/media_player.py
index 94601216f23..ac920a05330 100644
--- a/homeassistant/components/vizio/media_player.py
+++ b/homeassistant/components/vizio/media_player.py
@@ -64,9 +64,7 @@ def validate_auth(config):
     token = config.get(CONF_ACCESS_TOKEN)
     if config[CONF_DEVICE_CLASS] == "tv" and (token is None or token == ""):
         raise vol.Invalid(
-            "When '{}' is 'tv' then '{}' is required.".format(
-                CONF_DEVICE_CLASS, CONF_ACCESS_TOKEN
-            ),
+            f"When '{CONF_DEVICE_CLASS}' is 'tv' then '{CONF_ACCESS_TOKEN}' is required.",
             path=[CONF_ACCESS_TOKEN],
         )
     return config
@@ -135,6 +133,7 @@ class VizioDevice(MediaPlayerDevice):
         self._supported_commands = SUPPORTED_COMMANDS[device_type]
         self._device = Vizio(DEVICE_ID, host, DEFAULT_NAME, token, device_type)
         self._max_volume = float(self._device.get_max_volume())
+        self._unique_id = self._device.get_esn()
 
     @util.Throttle(MIN_TIME_BETWEEN_SCANS, MIN_TIME_BETWEEN_FORCED_SCANS)
     def update(self):
@@ -196,6 +195,11 @@ class VizioDevice(MediaPlayerDevice):
         """Flag device features that are supported."""
         return self._supported_commands
 
+    @property
+    def unique_id(self):
+        """Return the unique id of the device."""
+        return self._unique_id
+
     def turn_on(self):
         """Turn the device on."""
         self._device.pow_on()
diff --git a/requirements_all.txt b/requirements_all.txt
index 80d93c4d4f2..afacd33482c 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -1693,7 +1693,7 @@ pyversasense==0.0.6
 pyvesync==1.1.0
 
 # homeassistant.components.vizio
-pyvizio==0.0.7
+pyvizio==0.0.9
 
 # homeassistant.components.velux
 pyvlx==0.2.12