diff --git a/SimPEG/tests/TestUtils.py b/SimPEG/tests/TestUtils.py
index 2723b0b7..fa4ee89a 100644
--- a/SimPEG/tests/TestUtils.py
+++ b/SimPEG/tests/TestUtils.py
@@ -1,6 +1,6 @@
 import numpy as np
 import matplotlib.pyplot as plt
-from pylab import norm
+from numpy.linalg import norm
 from SimPEG.utils import mkvc, sdiag
 from SimPEG import utils
 from SimPEG.mesh import TensorMesh, LogicallyOrthogonalMesh