diff --git a/lerobot/common/policies/pi0fast/modeling_pi0fast.py b/lerobot/common/policies/pi0fast/modeling_pi0fast.py
index f1c8a801..36aafce9 100644
--- a/lerobot/common/policies/pi0fast/modeling_pi0fast.py
+++ b/lerobot/common/policies/pi0fast/modeling_pi0fast.py
@@ -67,6 +67,7 @@ PRECISION = {
     "bfloat16": torch.bfloat16,
 }
 
+
 def normalize(x, min_val, max_val):
     return (x - min_val) / (max_val - min_val)