diff --git a/examples/oniomxs_example.py b/examples/oniomxs_example.py
index 3ceff86..8308c35 100644
--- a/examples/oniomxs_example.py
+++ b/examples/oniomxs_example.py
@@ -7,9 +7,9 @@
 ll_wrapper = mm_wrapper.OpenMMWrapper(sys_info='water.pdb')
 
 # instantiate an OniomXS object, setting Rmin and Rmax to be different values
-p1 = qmmm.PAP(hl_wrapper, ll_wrapper, sys_info='water.pdb', Rmin=3.5, Rmax=4.0)
-p2 = qmmm.PAP(hl_wrapper, ll_wrapper, sys_info='water.pdb', Rmin=3.5, Rmax=4.5)
-p3 = qmmm.PAP(hl_wrapper, ll_wrapper, sys_info='water.pdb', Rmin=4.0, Rmax=5.0)
+p1 = qmmm.PAP('Oniom-XS', hl_wrapper, ll_wrapper, sys_info='water.pdb', Rmin=3.5, Rmax=4.0)
+p2 = qmmm.PAP('Oniom-XS', hl_wrapper, ll_wrapper, sys_info='water.pdb', Rmin=3.5, Rmax=4.5)
+p3 = qmmm.PAP('Oniom-XS', hl_wrapper, ll_wrapper, sys_info='water.pdb', Rmin=4.0, Rmax=5.0)
 
 # partition the QM and buffer zone atoms
 p1.find_buffer_zone()
@@ -35,5 +35,3 @@
 
 
 
-
-