diff --git a/climax/main/lr_range_test.py b/climax/main/lr_range_test.py
index e789ac9ce85449894e0a758f9918de9c17045a95..f15e5c29cb4650e8714c4d71beebc437e4cf4c03 100644
--- a/climax/main/lr_range_test.py
+++ b/climax/main/lr_range_test.py
@@ -4,7 +4,6 @@
 # -*- coding: utf-8 -*-
 
 # builtins
-import sys
 import time
 import logging
 from datetime import timedelta
@@ -19,7 +18,6 @@ from torch.utils.data import DataLoader
 # locals
 from pysegcnn.core.utils import search_files
 from pysegcnn.core.trainer import NetworkTrainer, LogConfig
-from pysegcnn.core.models import Network
 from pysegcnn.core.logging import log_conf
 from climax.core.dataset import ERA5Dataset, NetCDFDataset
 from climax.core.loss import MSELoss, L1Loss
@@ -36,11 +34,10 @@ LOGGER = logging.getLogger(__name__)
 # network training configuration
 TRAIN_CONFIG = {
     'checkpoint_state': {},
-    'epochs': 75,
+    'epochs': 20,
     'save': True,
     'save_loaders': False,
     'early_stop': False,
-    'patience': 100,
     'multi_gpu': True,
     'classification': False,
     'clip_gradients': False
@@ -51,7 +48,7 @@ MIN_LR = 1e-4
 
 # learning rate scheduler: increase lr each epoch
 LR_SCHEDULER = torch.optim.lr_scheduler.ExponentialLR
-LR_SCHEDULER_PARAMS = {'gamma': 1.15}
+LR_SCHEDULER_PARAMS = {'gamma': 1.6}
 
 
 if __name__ == '__main__':