diff --git a/data/grid5000/sites/lille/network_equipments/sw-chiclet-1.json b/data/grid5000/sites/lille/network_equipments/sw-chiclet-1.json
index 1c6418dde83b16bd3668aacebabd40cf37a5e0f2..c9e96de7b90f75f4ce6144b7782fbf115e32d852 100644
--- a/data/grid5000/sites/lille/network_equipments/sw-chiclet-1.json
+++ b/data/grid5000/sites/lille/network_equipments/sw-chiclet-1.json
@@ -344,6 +344,7 @@
     }
   ],
   "model": "cisco 93180YC-EX",
+  "serial": "FDO20401BDX",
   "site": "lille",
   "snmp_community": "public",
   "type": "network_equipment",
diff --git a/data/grid5000/sites/lille/network_equipments/sw-chiclet-2.json b/data/grid5000/sites/lille/network_equipments/sw-chiclet-2.json
index 1d0584192d118f06d33eb4ec2b360f43baa71b3b..e3176209f25a086f44e686198fe8e70c30c76f84 100644
--- a/data/grid5000/sites/lille/network_equipments/sw-chiclet-2.json
+++ b/data/grid5000/sites/lille/network_equipments/sw-chiclet-2.json
@@ -248,6 +248,7 @@
     }
   ],
   "model": "cisco 93180YC-EX",
+  "serial": "FDO20401LBV",
   "site": "lille",
   "snmp_community": "public",
   "type": "network_equipment",
diff --git a/data/grid5000/sites/lille/network_equipments/sw-chiclet-3.json b/data/grid5000/sites/lille/network_equipments/sw-chiclet-3.json
index 10b93d00b9fe6ef66a75974eac90701a27427f2a..7c890fa8d951e66f2f7e0c480fe30bcf33aec4cb 100644
--- a/data/grid5000/sites/lille/network_equipments/sw-chiclet-3.json
+++ b/data/grid5000/sites/lille/network_equipments/sw-chiclet-3.json
@@ -400,6 +400,7 @@
     }
   ],
   "model": "cisco 93180YC-EX",
+  "serial": "FDO20392L7J",
   "site": "lille",
   "snmp_community": "public",
   "type": "network_equipment",
diff --git a/input/grid5000/sites/lille/networks/sw-chiclet-1.yaml b/input/grid5000/sites/lille/networks/sw-chiclet-1.yaml
index 5af7615ed1bc7383344f58460371af5d805e3aae..4e990dfdd390afb83e3354cd284bd8eca4f86014 100644
--- a/input/grid5000/sites/lille/networks/sw-chiclet-1.yaml
+++ b/input/grid5000/sites/lille/networks/sw-chiclet-1.yaml
@@ -1,6 +1,7 @@
 ---
 sw-chiclet-1:
   model: cisco 93180YC-EX
+  serial: FDO20401BDX
   warranty: 2021-11-30
   ip: 172.17.47.221
   kind: switch
diff --git a/input/grid5000/sites/lille/networks/sw-chiclet-2.yaml b/input/grid5000/sites/lille/networks/sw-chiclet-2.yaml
index b12dcb090e34bbb837cf73d3f80f290ad85fb5ca..6fcd8cb1df7d13c5a040dfe211dc7db5b19b764e 100644
--- a/input/grid5000/sites/lille/networks/sw-chiclet-2.yaml
+++ b/input/grid5000/sites/lille/networks/sw-chiclet-2.yaml
@@ -1,6 +1,7 @@
 ---
 sw-chiclet-2:
   model: cisco 93180YC-EX
+  serial: FDO20401LBV
   warranty: 2021-11-30
   alias:
     - name: gw
diff --git a/input/grid5000/sites/lille/networks/sw-chiclet-3.yaml b/input/grid5000/sites/lille/networks/sw-chiclet-3.yaml
index b18b8a3cf1aeefec4b6658ffa67ba7d903bc1230..46438384fcafd7414429271bfe2f08f0275172b3 100644
--- a/input/grid5000/sites/lille/networks/sw-chiclet-3.yaml
+++ b/input/grid5000/sites/lille/networks/sw-chiclet-3.yaml
@@ -1,6 +1,7 @@
 ---
 sw-chiclet-3:
   model: cisco 93180YC-EX
+  serial: FDO20392L7J
   warranty: 2021-11-30
   ip: 172.17.47.223
   kind: switch