diff --git a/rally/octavia/octavia-create-delete-loadbalancers.yml b/rally/octavia/octavia-create-delete-loadbalancers.yml
index fe63998b6..6b27470f5 100644
--- a/rally/octavia/octavia-create-delete-loadbalancers.yml
+++ b/rally/octavia/octavia-create-delete-loadbalancers.yml
@@ -13,7 +13,9 @@
           users_per_tenant: 2
         roles:
         - load-balancer_member
-        network: {}
+        network:
+          start_cidr: "10.0.0.0/16"
+          networks_per_tenant: 1
       sla:
         failure_rate:
           max: {{ sla_max_failure }} 
diff --git a/rally/octavia/octavia-create-delete-pools.yml b/rally/octavia/octavia-create-delete-pools.yml
index b633aac54..2b6b32d47 100644
--- a/rally/octavia/octavia-create-delete-pools.yml
+++ b/rally/octavia/octavia-create-delete-pools.yml
@@ -15,7 +15,9 @@
           users_per_tenant: 2
         roles:
         - load-balancer_member
-        network: {}
+        network:
+          start_cidr: "10.0.0.0/16"
+          networks_per_tenant: 1
       sla:
         failure_rate:
           max: {{ sla_max_failure }} 
diff --git a/rally/octavia/octavia-create-list-loadbalancers.yml b/rally/octavia/octavia-create-list-loadbalancers.yml
index 3c7db4c39..1b67aa6a0 100644
--- a/rally/octavia/octavia-create-list-loadbalancers.yml
+++ b/rally/octavia/octavia-create-list-loadbalancers.yml
@@ -13,7 +13,9 @@
           users_per_tenant: 2
         roles:
         - load-balancer_member
-        network: {}
+        network:
+          start_cidr: "10.0.0.0/16"
+          networks_per_tenant: 1
       sla:
         failure_rate:
           max: {{ sla_max_failure }} 
diff --git a/rally/octavia/octavia-create-list-pools.yml b/rally/octavia/octavia-create-list-pools.yml
index 7c3715e2b..d5e9da657 100644
--- a/rally/octavia/octavia-create-list-pools.yml
+++ b/rally/octavia/octavia-create-list-pools.yml
@@ -15,7 +15,9 @@
           users_per_tenant: 2
         roles:
         - load-balancer_member
-        network: {}
+        network:
+          start_cidr: "10.0.0.0/16"
+          networks_per_tenant: 1
       sla:
         failure_rate:
           max: {{ sla_max_failure }} 
diff --git a/rally/octavia/octavia-create-show-loadbalancers.yml b/rally/octavia/octavia-create-show-loadbalancers.yml
index 1ae46208c..7154c5bbd 100644
--- a/rally/octavia/octavia-create-show-loadbalancers.yml
+++ b/rally/octavia/octavia-create-show-loadbalancers.yml
@@ -13,7 +13,9 @@
           users_per_tenant: 2
         roles:
         - load-balancer_member
-        network: {}
+        network:
+          start_cidr: "10.0.0.0/16"
+          networks_per_tenant: 1
       sla:
         failure_rate:
           max: {{ sla_max_failure }} 
diff --git a/rally/octavia/octavia-create-show-pools.yml b/rally/octavia/octavia-create-show-pools.yml
index 105930d12..1ed809dfd 100644
--- a/rally/octavia/octavia-create-show-pools.yml
+++ b/rally/octavia/octavia-create-show-pools.yml
@@ -15,7 +15,9 @@
           users_per_tenant: 2
         roles:
         - load-balancer_member
-        network: {}
+        network:
+          start_cidr: "10.0.0.0/16"
+          networks_per_tenant: 1
       sla:
         failure_rate:
           max: {{ sla_max_failure }} 
diff --git a/rally/octavia/octavia-create-stats-show-loadbalancers.yml b/rally/octavia/octavia-create-stats-show-loadbalancers.yml
index 87ec4b973..cbbfcba02 100644
--- a/rally/octavia/octavia-create-stats-show-loadbalancers.yml
+++ b/rally/octavia/octavia-create-stats-show-loadbalancers.yml
@@ -13,7 +13,9 @@
           users_per_tenant: 2
         roles:
         - load-balancer_member
-        network: {}
+        network:
+          start_cidr: "10.0.0.0/16"
+          networks_per_tenant: 1
       sla:
         failure_rate:
           max: {{ sla_max_failure }} 
diff --git a/rally/octavia/octavia-create-update-loadbalancers.yml b/rally/octavia/octavia-create-update-loadbalancers.yml
index a111738f5..850fc3e63 100644
--- a/rally/octavia/octavia-create-update-loadbalancers.yml
+++ b/rally/octavia/octavia-create-update-loadbalancers.yml
@@ -13,7 +13,9 @@
           users_per_tenant: 2
         roles:
         - load-balancer_member
-        network: {}
+        network:
+          start_cidr: "10.0.0.0/16"
+          networks_per_tenant: 1
       sla:
         failure_rate:
           max: {{ sla_max_failure }} 
diff --git a/rally/octavia/octavia-create-update-pools.yml b/rally/octavia/octavia-create-update-pools.yml
index dc6ef8086..7b1959d06 100644
--- a/rally/octavia/octavia-create-update-pools.yml
+++ b/rally/octavia/octavia-create-update-pools.yml
@@ -15,7 +15,9 @@
           users_per_tenant: 2
         roles:
         - load-balancer_member
-        network: {}
+        network:
+          start_cidr: "10.0.0.0/16"
+          networks_per_tenant: 1
       sla:
         failure_rate:
           max: {{ sla_max_failure }}