diff --git a/py/desiutil/names.py b/py/desiutil/names.py
index 53f418b..949f3e0 100644
--- a/py/desiutil/names.py
+++ b/py/desiutil/names.py
@@ -10,6 +10,7 @@
 """
 import numpy as np
 
+
 def radec_to_desiname(target_ra, target_dec):
     """Convert the right ascension and declination of a DESI target
     into the corresponding "DESI name" for reference in publications.