diff --git a/TestON/tests/dependencies/Cluster.py b/TestON/tests/dependencies/Cluster.py
index 34a373a..6ea93e3 100644
--- a/TestON/tests/dependencies/Cluster.py
+++ b/TestON/tests/dependencies/Cluster.py
@@ -319,6 +319,7 @@
             else:
                 result = result and \
                             main.ONOSbench.onosInstall( node=ctrl.ipAddress, options=options )
+            i += 1
         if installParallel:
             for t in threads:
                 t.join()