diff --git a/pymoo/core/plot.py b/pymoo/core/plot.py
index 547723d1..22094f82 100644
--- a/pymoo/core/plot.py
+++ b/pymoo/core/plot.py
@@ -74,7 +74,7 @@ def __init__(self,
 
         # the colormap or the color lists to use
         if isinstance(cmap, str):
-            self.cmap = matplotlib.cm.get_cmap(cmap)
+            self.cmap = matplotlib.pyplot.get_cmap(cmap)
         else:
             self.cmap = cmap
         if isinstance(self.cmap, ListedColormap):