diff --git a/nose/test_actionAngle.py b/nose/test_actionAngle.py
index <HASH>..<HASH> 100644
--- a/nose/test_actionAngle.py
+++ b/nose/test_actionAngle.py
@@ -20,7 +20,7 @@ def test_actionAngleIsochrone_basic_actions():
     assert numpy.fabs(js[2]) < 10.**-4., 'Close-to-circular orbit in the isochrone potential does not have small Jz'
     #Close-to-circular orbit, called with time
     R,vR,vT,z,vz= 1.01,0.01,1.,0.01,0.01 
-    js= aAI(Orbit([R,vR,vT,z,vz])(0.))
+    js= aAI(Orbit([R,vR,vT,z,vz]),0.)
     assert numpy.fabs(js[0]) < 10.**-4., 'Close-to-circular orbit in the isochrone potential does not have small Jr'
     assert numpy.fabs(js[2]) < 10.**-4., 'Close-to-circular orbit in the isochrone potential does not have small Jz'
     return None
fix actionAngle w/ time call