diff --git a/codes/kwant_helper/utils.py b/codes/kwant_helper/utils.py
index 2811851690c1c3a5efb47902ec741bd510a2744e..81d67f995c490dd69f1af0933438d2645d948005 100644
--- a/codes/kwant_helper/utils.py
+++ b/codes/kwant_helper/utils.py
@@ -260,7 +260,7 @@ def build_interacting_syst(builder, lattice, func_onsite, func_hop, max_neighbor
     return int_builder
 
 
-def generate_guess(vectors, ndof, scale=0.1):
+def generate_guess(vectors, ndof, scale=1):
     """
     vectors : list
         List of hopping vectors.