diff --git a/ssm.py b/ssm.py
index e0468f4..d8649bc 100644
--- a/ssm.py
+++ b/ssm.py
@@ -28,7 +28,7 @@ class SSMPath(pathlib.PurePosixPath):
         return SSMPath(value)
 
 
-ProfileArg = typing.Annotated[str, typer.Argument(autocompletion=aws_profiles)]
+ProfileArg = typing.Annotated[str, typer.Argument(autocompletion=lambda: aws_profiles)]
 
 
 def get_client(profile: str) -> botocore.client.BaseClient: