diff --git a/discord/app_commands/commands.py b/discord/app_commands/commands.py
index 6c2aae7b8..6f46fbe4c 100644
--- a/discord/app_commands/commands.py
+++ b/discord/app_commands/commands.py
@@ -1068,7 +1068,7 @@ class Command(Generic[GroupT, P, T]):
 
         def decorator(coro: AutocompleteCallback[GroupT, ChoiceT]) -> AutocompleteCallback[GroupT, ChoiceT]:
             if not inspect.iscoroutinefunction(coro):
-                raise TypeError('The error handler must be a coroutine.')
+                raise TypeError('The autocomplete callback must be a coroutine function.')
 
             try:
                 param = self._params[name]