diff --git a/src/pvgmsh/__init__.py b/src/pvgmsh/__init__.py
index 92503b69..edd40083 100644
--- a/src/pvgmsh/__init__.py
+++ b/src/pvgmsh/__init__.py
@@ -1,4 +1,5 @@
 """PvGmsh package for 3D mesh generation."""
+
 from __future__ import annotations
 
 import tempfile