diff --git a/modules/deeplearning/srcnn.py b/modules/deeplearning/srcnn.py
index 7313d92339846f91c65826fe9b548baa597bf975..5f63ef37d62644eee2f6db496acb83bd4d15d5f7 100644
--- a/modules/deeplearning/srcnn.py
+++ b/modules/deeplearning/srcnn.py
@@ -619,10 +619,7 @@ class SRCNN:
         train_data_files = glob.glob(directory+'data_train*.npy')
         valid_data_files = glob.glob(directory+'data_valid*.npy')
 
-        train_data_files.sort()
-        valid_data_files.sort()
-
-        self.setup_pipeline(train_data_files, valid_data_files, 100000)
+        self.setup_pipeline(train_data_files, valid_data_files, 50000)
         self.build_model()
         self.build_training()
         self.build_evaluation()