diff --git a/fluents/plots.py b/fluents/plots.py
index 01cfb46..1d4c5df 100644
--- a/fluents/plots.py
+++ b/fluents/plots.py
@@ -771,7 +771,7 @@ class NetworkPlot(Plot):
         if not kw.has_key('prog'):
             kw['prog'] = 'neato'
         if not kw.has_key('pos') or kw['pos']:
-            kw['pos'] = networkx.pygraphviz_layout(self.graph, kw['prog'])
+            kw['pos'] = networkx.graphviz_layout(self.graph, kw['prog'])
         Plot.__init__(self, kw['name'])
         self.current_dim = self.dim_name