diff --git a/cellpack/autopack/Gradient.py b/cellpack/autopack/Gradient.py
index be9bef00..bbf4f932 100644
--- a/cellpack/autopack/Gradient.py
+++ b/cellpack/autopack/Gradient.py
@@ -50,7 +50,6 @@
 from random import random
 import bisect
 from cellpack.autopack.utils import get_distances_from_point
-import matplotlib.pyplot as plt
 
 
 class Gradient: