diff --git a/samplelib/SampleProcessor.py b/samplelib/SampleProcessor.py
index f36c559..f7d7f17 100644
--- a/samplelib/SampleProcessor.py
+++ b/samplelib/SampleProcessor.py
@@ -227,13 +227,13 @@ class SampleProcessor(object):
                             noise_scale = (20 * np.random.random() + 20)
 
                             if noise_type == 'gaussian':
-                                # noise = np.random.normal(scale=noise_scale, size=img.shape)
-                                # img += noise
-                                pass
+                                noise = np.random.normal(scale=noise_scale, size=img.shape)
+                                img += noise
+                                # pass
                             elif noise_type == 'laplace':
-                                # noise = np.random.laplace(scale=noise_scale, size=img.shape)
-                                # img += noise
-                                pass
+                                noise = np.random.laplace(scale=noise_scale, size=img.shape)
+                                img += noise
+                                # pass
                             elif noise_type == 'poisson':
                                 noise_lam = (15 * np.random.random() + 15)
                                 noise = np.random.poisson(lam=noise_lam, size=img.shape)