diff --git a/dev_env_data/clab/sts_demo_basic.clab.yaml b/dev_env_data/clab/sts_demo_basic.clab.yaml
index 8745b96663004336b9997ee11f716963e8fd381b..59ef008b7359379e294b5ea147005c6ebcfb6cb6 100644
--- a/dev_env_data/clab/sts_demo_basic.clab.yaml
+++ b/dev_env_data/clab/sts_demo_basic.clab.yaml
@@ -14,12 +14,10 @@ topology:
     ceos0:
       kind: ceos
       mgmt_ipv4: 172.100.0.11
-      group: spine
 
     ceos1:
       kind: ceos
       mgmt_ipv4: 172.100.0.12
-      group: spine
 
   links:
     - endpoints: ["ceos0:eth1","ceos1:eth1"]