diff --git a/train_network.py b/train_network.py
index 938e4193..e10c17c0 100644
--- a/train_network.py
+++ b/train_network.py
@@ -192,7 +192,7 @@ class NetworkTrainer:
                 loss = apply_debiased_estimation(loss, timesteps, noise_scheduler)
                 loss = loss.mean()  # 平均なのでbatch_sizeで割る必要なし
                 total_loss += loss
-            
+
         average_loss = total_loss / len(timesteps_list)    
         return average_loss