diff --git a/src/tescmd/cli/key.py b/src/tescmd/cli/key.py
index ce87ce4..e524e91 100644
--- a/src/tescmd/cli/key.py
+++ b/src/tescmd/cli/key.py
@@ -604,7 +604,8 @@ async def _cmd_enroll(
     formatter.rich.info("  [cyan]tescmd charge status --wake[/cyan]")
     formatter.rich.info("")
     formatter.rich.info(
-        "[dim]Tip: The QR code must be scanned on your phone that has the Tesla app installed.[/dim]"
+        "[dim]Tip: The QR code must be scanned on your phone"
+        " that has the Tesla app installed.[/dim]"
     )
 
 
diff --git a/src/tescmd/triggers/models.py b/src/tescmd/triggers/models.py
index a63311a..81753c4 100644
--- a/src/tescmd/triggers/models.py
+++ b/src/tescmd/triggers/models.py
@@ -8,13 +8,13 @@
 
 import uuid
 from datetime import UTC, datetime
-from enum import Enum
+from enum import StrEnum
 from typing import Any
 
 from pydantic import BaseModel, Field, model_validator
 
 
-class TriggerOperator(str, Enum):
+class TriggerOperator(StrEnum):
     """Supported comparison operators for trigger conditions."""
 
     LT = "lt"