diff --git a/jjb/voltha-scale.yaml b/jjb/voltha-scale.yaml
index 6a33653..96166b8 100644
--- a/jjb/voltha-scale.yaml
+++ b/jjb/voltha-scale.yaml
@@ -80,7 +80,7 @@
           withDhcp: false
           withIgmp: false
           extraHelmFlags: '--set authRetry=true,dhcpRetry=true --set global.log_correlation.enabled=true -f /home/jenkins/voltha-scale/voltha-values.yaml '
-#          onosImg: andreacampanella/voltha-onos:olt-mac-integration
+          bbsimImg: matteoscandolo/bbsim:gemport
 
       - 'voltha-scale-measurements':
           name: 'voltha-scale-measurements-master-2-16-32-tt-subscribers'
@@ -180,7 +180,7 @@
           withIgmp: false
           extraHelmFlags: '--set defaults.rw_core.timeout=30s '
           release: voltha-2.7
-          bbsimImg: ''
+          bbsimImg: matteoscandolo/bbsim:gemport
           rwCoreImg: ''
           ofAgentImg: ''
           openoltAdapterImg: ''
@@ -205,7 +205,7 @@
           withIgmp: false
           extraHelmFlags: '--set defaults.rw_core.timeout=30s '
           release: voltha-2.7
-          bbsimImg: ''
+          bbsimImg: matteoscandolo/bbsim:gemport
           rwCoreImg: ''
           ofAgentImg: ''
           openoltAdapterImg: ''
@@ -230,7 +230,7 @@
           withIgmp: true
           extraHelmFlags: '--set defaults.rw_core.timeout=30s '
           release: voltha-2.7
-          bbsimImg: ''
+          bbsimImg: matteoscandolo/bbsim:gemport
           rwCoreImg: ''
           ofAgentImg: ''
           openoltAdapterImg: ''