diff --git a/modules/GSOC/E2_ESRGAN/lib/dataset.py b/modules/GSOC/E2_ESRGAN/lib/dataset.py
index ce9f4495c8d4b90cf331c2e7e6a01182cd1c3384..be07dd414f0ad2bfb20443ed935e35b308226c16 100644
--- a/modules/GSOC/E2_ESRGAN/lib/dataset.py
+++ b/modules/GSOC/E2_ESRGAN/lib/dataset.py
@@ -133,6 +133,8 @@ f = open(mean_std_file, 'rb')
 mean_std_dct_l1b = pickle.load(f)
 f.close()
 
+mean_std_dct.update(mean_std_dct_l1b)
+mean_std_dct.update(mean_std_dct_l2)
 
 class OpdNpyDataset: