diff --git a/torchsig/utils/visualize.py b/torchsig/utils/visualize.py
index 30f8306..d3fc89d 100755
--- a/torchsig/utils/visualize.py
+++ b/torchsig/utils/visualize.py
@@ -9,7 +9,6 @@
 import numpy as np
 import pywt
 import torch
-import pdb
 
 
 class Visualizer: