diff --git a/mbtrack2/impedance/impedance_model.py b/mbtrack2/impedance/impedance_model.py
index 96efc7fb265554b7d17c631f5731b48ba4c6d19e..7b6ff1fb4a73d5eaddb32086a1fea15760bc145e 100644
--- a/mbtrack2/impedance/impedance_model.py
+++ b/mbtrack2/impedance/impedance_model.py
@@ -8,7 +8,7 @@ from copy import deepcopy
 import matplotlib.pyplot as plt
 import numpy as np
 import pandas as pd
-from matplotlib import colormaps
+#from matplotlib import colormaps
 from mpl_toolkits.axes_grid1.inset_locator import inset_axes
 from scipy.integrate import trapz
 from scipy.interpolate import interp1d