diff --git a/TestON/tests/FUNC/FUNCoptical/FUNCoptical.py b/TestON/tests/FUNC/FUNCoptical/FUNCoptical.py
index 1e68327..c2a3483 100644
--- a/TestON/tests/FUNC/FUNCoptical/FUNCoptical.py
+++ b/TestON/tests/FUNC/FUNCoptical/FUNCoptical.py
@@ -123,7 +123,7 @@
 
         main.ONOSbench.createCellFile( main.ONOSbench.ip_address,
                                        "temp", main.Mininet1.ip_address,
-                                       main.apps, tempOnosIp, main.ONOScli1.user_name )
+                                       main.apps, tempOnosIp, main.ONOScli1.karafUser )
 
         main.step( "Apply cell to environment" )
         cellResult = main.ONOSbench.setCell( "temp" )