diff --git a/flatland/utils/rendertools.py b/flatland/utils/rendertools.py
index fbe8e1ecf7624fd170b2e4f23b5bdd5d40a975c1..4256f0d2b312981d60e21b9649194b7d2c1558f2 100644
--- a/flatland/utils/rendertools.py
+++ b/flatland/utils/rendertools.py
@@ -767,7 +767,7 @@ class RenderTool(object):
                         target = dTargets[(r, c)]
                     else:
                         target = None
-                    self.gl.setRailAt(r, c, binTrans, target)
+                    self.gl.setRailAt(r, c, binTrans)
 
         for iAgent, agent in enumerate(self.env.agents):
             if agent is None: