diff --git a/modelicares/simres.py b/modelicares/simres.py
index f1d7229..1c8d5ce 100644
--- a/modelicares/simres.py
+++ b/modelicares/simres.py
@@ -47,7 +47,7 @@
 from functools import wraps
 from itertools import cycle
 from matplotlib import rcParams
-from matplotlib.cbook import iterable
+from numpy import iterable
 from matplotlib.pyplot import figlegend
 from natu import core as nc
 from natu import numpy as np