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-rw-r--r--doc/source/user/plots/matplotlib3.py3
1 files changed, 1 insertions, 2 deletions
diff --git a/doc/source/user/plots/matplotlib3.py b/doc/source/user/plots/matplotlib3.py
index 20a8c0767..7b56067ef 100644
--- a/doc/source/user/plots/matplotlib3.py
+++ b/doc/source/user/plots/matplotlib3.py
@@ -1,9 +1,8 @@
import numpy as np
import matplotlib.pyplot as plt
-from mpl_toolkits.mplot3d import Axes3D
fig = plt.figure()
-ax = Axes3D(fig)
+ax = fig.add_subplot(projection='3d')
X = np.arange(-5, 5, 0.15)
Y = np.arange(-5, 5, 0.15)
X, Y = np.meshgrid(X, Y)