diff --git a/modules/util/util.py b/modules/util/util.py
index 542a15c771ed5d434231e329068231b530a3b744..a40686c047cdec08ab636c5c70379172b0bcb6c9 100644
--- a/modules/util/util.py
+++ b/modules/util/util.py
@@ -383,7 +383,7 @@ def make_histogram(values, edges):
     return h
 
 
-def normalize(data, param, mean_std_dict, add_noise=False, noise_scale=1.0, seed=None):
+def normalize(data, param, mean_std_dict, add_noise=False, noise_scale=0.01, seed=None):
 
     if mean_std_dict.get(param) is None:
         return data
@@ -398,7 +398,8 @@ def normalize(data, param, mean_std_dict, add_noise=False, noise_scale=1.0, seed
     if add_noise:
         if seed is not None:
             np.random.seed(seed)
-        rnd = np.random.normal(loc=0, scale=noise_scale, size=data.size)
+        rnd = np.random.normal(loc=0, size=data.size)
+        rnd *= noise_scale
         data += rnd
 
     not_valid = np.isnan(data)