diff --git a/tosca-configs/bbsim/bbsim-16.yaml b/tosca-configs/bbsim/bbsim-16.yaml
index 9e61d90..0d27f4b 100644
--- a/tosca-configs/bbsim/bbsim-16.yaml
+++ b/tosca-configs/bbsim/bbsim-16.yaml
@@ -45,6 +45,7 @@
         switch_datapath_id: of:0000000000000002
         switch_port: "3"
         outer_tpid: "0x8100"
+        uplink: "65536"
         nas_id: "NAS_ID"
         serial_number: "bbsim.voltha.svc:50060"
       requirements:
diff --git a/tosca-configs/bbsim/bbsim-2.yaml b/tosca-configs/bbsim/bbsim-2.yaml
index 5f08d15..63a3f44 100644
--- a/tosca-configs/bbsim/bbsim-2.yaml
+++ b/tosca-configs/bbsim/bbsim-2.yaml
@@ -45,6 +45,7 @@
         switch_datapath_id: of:0000000000000002
         switch_port: "3"
         outer_tpid: "0x8100"
+        uplink: "65536"
         nas_id: "NAS_ID"
         serial_number: "bbsim.voltha.svc:50060"
       requirements: