diff --git a/database/__init__.py b/database/__init__.py
index d7cf558..1e4cddf 100644
--- a/database/__init__.py
+++ b/database/__init__.py
@@ -58,10 +58,7 @@ def main():
             create_schema(conn)
     elif args.command == "jixia":
         if not os.environ.get("JIXIA_PATH"):
-            raise SystemExit(
-                "JIXIA_PATH is not set. It must point at the jixia binary, e.g. "
-                "jixia/.lake/build/bin/jixia"
-            )
+            raise SystemExit("JIXIA_PATH is not set. It must point at the jixia binary, e.g. jixia/.lake/build/bin/jixia")
         # jixia runs each module with cwd=project_root, so the module file
         # path must be absolute — a relative root would be resolved twice.
         project = LeanProject(os.path.abspath(args.project_root))