diff --git a/premise/geomap.py b/premise/geomap.py
index c8ab9d8b..5520925c 100644
--- a/premise/geomap.py
+++ b/premise/geomap.py
@@ -13,6 +13,7 @@
 
 ECO_IAM_MAPPING = VARIABLES_DIR / "missing_geography_equivalences.yaml"
 
+
 def load_constants():
     """
     Load constants from the constants.yaml file.