diff --git a/conda_lock/src_parser/lockfile.py b/conda_lock/src_parser/lockfile.py
index f92825d4..7186cbdc 100644
--- a/conda_lock/src_parser/lockfile.py
+++ b/conda_lock/src_parser/lockfile.py
@@ -77,7 +77,9 @@ def write_section(text: str) -> None:
         yaml.dump(
             {
                 "version": Lockfile.version,
-                **json.loads(content.json(by_alias=True, exclude_unset=True, exclude_none=True)),
+                **json.loads(
+                    content.json(by_alias=True, exclude_unset=True, exclude_none=True)
+                ),
             },
             f,
         )