diff --git a/atomistics/calculators/lammps/__init__.py b/atomistics/calculators/lammps/__init__.py
index 709e855b..db52b874 100644
--- a/atomistics/calculators/lammps/__init__.py
+++ b/atomistics/calculators/lammps/__init__.py
@@ -19,6 +19,7 @@
     from atomistics.calculators.lammps.phonon import (
         calc_molecular_dynamics_phonons_with_lammps,
     )
+
     __all__ = [
         calc_molecular_dynamics_phonons_with_lammps,
     ]