diff --git a/inventory/service/group_vars/bastion.yaml b/inventory/service/group_vars/bastion.yaml
index 003e41c99b..ee2e14c17e 100644
--- a/inventory/service/group_vars/bastion.yaml
+++ b/inventory/service/group_vars/bastion.yaml
@@ -126,7 +126,7 @@ cloud_launcher_profiles:
     subnets:
       - name: opendevzuul-subnet1
         network_name: opendevzuul-network1
-        cidr: '10.0.1.0/24'
+        cidr: '10.0.16.0/20'
 
 cloud_launcher_clouds:
   # ovh