diff --git a/variables/variables.robot b/variables/variables.robot
index 5c43f27..6e4d1cb 100644
--- a/variables/variables.robot
+++ b/variables/variables.robot
@@ -19,4 +19,5 @@
 ${BBSIM_OLT_SN}         BBSIMOLT000
 ${BBSIM_ONU_SN}         BBSM00000001
 ${ONOS_REST_PORT}       8181
-${ONOS_SSH_PORT}        8101
\ No newline at end of file
+${ONOS_SSH_PORT}        8101
+${OLT_PORT}             9191