diff --git a/ogcore/TPI.py b/ogcore/TPI.py
index d466a19f3..ef3b05bcd 100644
--- a/ogcore/TPI.py
+++ b/ogcore/TPI.py
@@ -8,6 +8,7 @@
     inner_loop()
     run_TPI()
 """
+
 # imports
 import numpy as np
 import pickle
diff --git a/ogcore/parameters.py b/ogcore/parameters.py
index b4ef47295..35c96e688 100644
--- a/ogcore/parameters.py
+++ b/ogcore/parameters.py
@@ -330,7 +330,6 @@ def compute_default_params(self):
         # Create time series of stationarized UBI transfers
         self.ubi_nom_array = self.get_ubi_nom_objs()
 
-
     def get_ubi_nom_objs(self):
         """
         Generate time series of nominal SxJ UBI household matrix and aggregate