diff --git a/src/cleveragents/tui/input/reference_parser.py b/src/cleveragents/tui/input/reference_parser.py
index d03dac088..5be6c6c87 100644
--- a/src/cleveragents/tui/input/reference_parser.py
+++ b/src/cleveragents/tui/input/reference_parser.py
@@ -78,7 +78,8 @@ def _catalog() -> dict[str, list[str]]:
             if (cwd / "examples" / "actors").is_dir()
             else [],
             "tool": sorted(
-                f"local/{file.stem}" for file in (cwd / "examples" / "tools").glob("*.y*ml")
+                f"local/{file.stem}"
+                for file in (cwd / "examples" / "tools").glob("*.y*ml")
             )
             if (cwd / "examples" / "tools").is_dir()
             else [],