diff --git a/yaml2bib/_yaml2bib.py b/yaml2bib/_yaml2bib.py
index 119e387..0415fe5 100644
--- a/yaml2bib/_yaml2bib.py
+++ b/yaml2bib/_yaml2bib.py
@@ -1,4 +1,5 @@
 """Convert a yaml file to bib file with the correct journal abbreviations."""
+
 from __future__ import annotations
 
 import contextlib