diff --git a/discord/client.py b/discord/client.py
index 22745f6a9..462eb5536 100644
--- a/discord/client.py
+++ b/discord/client.py
@@ -484,12 +484,16 @@ class Client:
         return self._connection.country_code
 
     @property
-    def preferred_voice_regions(self) -> List[str]:
+    def preferred_rtc_regions(self) -> List[str]:
         """List[:class:`str`]: Geo-ordered list of voice regions the connected client can use.
 
         .. versionadded:: 2.0
+
+        .. versionchanged:: 2.1
+
+            Rename from ``preferred_voice_regions`` to ``preferred_rtc_regions``.
         """
-        return self._connection.preferred_regions
+        return self._connection.preferred_rtc_regions
 
     @property
     def pending_payments(self) -> Sequence[Payment]:
@@ -1632,7 +1636,7 @@ class Client:
         if preferred_region is None or channel_id is None:
             region = None
         else:
-            region = str(preferred_region) if preferred_region else state.preferred_region
+            region = str(preferred_region) if preferred_region else state.preferred_rtc_region
 
         await ws.voice_state(None, channel_id, self_mute, self_deaf, self_video, preferred_region=region)
 
diff --git a/discord/guild.py b/discord/guild.py
index 2f60e216d..360938418 100644
--- a/discord/guild.py
+++ b/discord/guild.py
@@ -4861,7 +4861,7 @@ class Guild(Hashable):
         if preferred_region is None or channel_id is None:
             region = None
         else:
-            region = str(preferred_region) if preferred_region else state.preferred_region
+            region = str(preferred_region) if preferred_region else state.preferred_rtc_region
 
         await ws.voice_state(self.id, channel_id, self_mute, self_deaf, self_video, preferred_region=region)
 
diff --git a/discord/state.py b/discord/state.py
index 470cb4ef9..d3714e916 100644
--- a/discord/state.py
+++ b/discord/state.py
@@ -606,7 +606,7 @@ class ConnectionState:
         self.connections: Dict[str, Connection] = {}
         self.pending_payments: Dict[int, Payment] = {}
         self.analytics_token: Optional[str] = None
-        self.preferred_regions: List[str] = []
+        self.preferred_rtc_regions: List[str] = []
         self.country_code: Optional[str] = None
         self.api_code_version: int = 0
         self.session_type: Optional[str] = None
@@ -691,8 +691,8 @@ class ConnectionState:
         return str(getattr(self.user, 'locale', 'en-US'))
 
     @property
-    def preferred_region(self) -> str:
-        return self.preferred_regions[0] if self.preferred_regions else 'us-central'
+    def preferred_rtc_region(self) -> str:
+        return self.preferred_rtc_regions[0] if self.preferred_rtc_regions else 'us-central'
 
     @property
     def voice_clients(self) -> List[VoiceProtocol]:
@@ -1046,7 +1046,7 @@ class ConnectionState:
 
         # Extras
         self.analytics_token = data.get('analytics_token')
-        self.preferred_regions = data.get('geo_ordered_rtc_regions', ['us-central'])
+        self.preferred_rtc_regions = data.get('geo_ordered_rtc_regions', ['us-central'])
         self.settings = UserSettings(self, data.get('user_settings_proto', ''))
         self.guild_settings = {
             utils._get_as_snowflake(entry, 'guild_id'): GuildSettings(data=entry, state=self)