diff --git a/discord/app_commands/tree.py b/discord/app_commands/tree.py
index d1314987c..b4582b6bf 100644
--- a/discord/app_commands/tree.py
+++ b/discord/app_commands/tree.py
@@ -543,7 +543,7 @@ class CommandTree(Generic[ClientT]):
 
         return decorator
 
-    async def sync(self, *, guild: Optional[Snowflake]) -> List[AppCommand]:
+    async def sync(self, *, guild: Optional[Snowflake] = None) -> List[AppCommand]:
         """|coro|
 
         Syncs the application commands to Discord.
diff --git a/discord/guild.py b/discord/guild.py
index 0716200fb..091c72f6f 100644
--- a/discord/guild.py
+++ b/discord/guild.py
@@ -3344,7 +3344,7 @@ class Guild(Hashable):
         -------
         ClientException
             The members intent is not enabled.
-        
+
         Returns
         --------
         Optional[List[:class:`Member`]]