diff --git a/TestON/tests/RCOnosCHO4nodes/RCOnosCHO4nodes.py b/TestON/tests/RCOnosCHO4nodes/RCOnosCHO4nodes.py
index fdc5f57..af41618 100644
--- a/TestON/tests/RCOnosCHO4nodes/RCOnosCHO4nodes.py
+++ b/TestON/tests/RCOnosCHO4nodes/RCOnosCHO4nodes.py
@@ -203,7 +203,6 @@
             else:
                 break
         from sts.topology.teston_topology import TestONTopology # assumes that sts is already in you PYTHONPATH
-        global MNTopo
         MNTopo = TestONTopology(main.Mininet1, ctrls) # can also add Intent API info for intent operations
 
 
@@ -339,7 +338,6 @@
             else:
                 break
         from sts.topology.teston_topology import TestONTopology # assumes that sts is already in you PYTHONPATH
-        global MNTopo
         MNTopo = TestONTopology(main.Mininet1, ctrls) # can also add Intent API info for intent operations
 
 
@@ -425,7 +423,6 @@
             else:
                 break
         from sts.topology.teston_topology import TestONTopology # assumes that sts is already in you PYTHONPATH
-        global MNTopo
         MNTopo = TestONTopology(main.Mininet1, ctrls) # can also add Intent API info for intent operations
 
 
@@ -507,7 +504,6 @@
             else:
                 break
         from sts.topology.teston_topology import TestONTopology # assumes that sts is already in you PYTHONPATH
-        global MNTopo
         MNTopo = TestONTopology(main.Mininet1, ctrls) # can also add Intent API info for intent operations
 
 
@@ -589,7 +585,6 @@
             else:
                 break
         from sts.topology.teston_topology import TestONTopology # assumes that sts is already in you PYTHONPATH
-        global MNTopo
         MNTopo = TestONTopology(main.Mininet1, ctrls) # can also add Intent API info for intent operations
 
 
@@ -671,7 +666,6 @@
             else:
                 break
         from sts.topology.teston_topology import TestONTopology # assumes that sts is already in you PYTHONPATH
-        global MNTopo
         MNTopo = TestONTopology(main.Mininet1, ctrls) # can also add Intent API info for intent operations
 
 
@@ -760,7 +754,6 @@
             else:
                 break
         from sts.topology.teston_topology import TestONTopology # assumes that sts is already in you PYTHONPATH
-        global MNTopo
         MNTopo = TestONTopology(main.Mininet1, ctrls) # can also add Intent API info for intent operations
 
 
@@ -844,7 +837,6 @@
             else:
                 break
         from sts.topology.teston_topology import TestONTopology # assumes that sts is already in you PYTHONPATH
-        global MNTopo
         MNTopo = TestONTopology(main.Mininet1, ctrls) # can also add Intent API info for intent operations