diff --git a/data/grid5000/sites/nantes/network_equipments/ecotype-prod1.json b/data/grid5000/sites/nantes/network_equipments/ecotype-prod1.json
index b5f09bd55ddd40206c4e2b6445f38656cdc492e6..672cefe09c43428bd03cc5b605c9cb42b461d576 100644
--- a/data/grid5000/sites/nantes/network_equipments/ecotype-prod1.json
+++ b/data/grid5000/sites/nantes/network_equipments/ecotype-prod1.json
@@ -184,6 +184,7 @@
   "snmp_community": "public",
   "type": "network_equipment",
   "uid": "ecotype-prod1",
+  "warranty": "06.2022",
   "weathermap": {
   }
 }
\ No newline at end of file
diff --git a/data/grid5000/sites/nantes/network_equipments/ecotype-prod2.json b/data/grid5000/sites/nantes/network_equipments/ecotype-prod2.json
index 2cc122caddb72ba5861e9651788f554ce9900991..80509ec71cb7c4e0cdd62217eb2b432bf3e775d7 100644
--- a/data/grid5000/sites/nantes/network_equipments/ecotype-prod2.json
+++ b/data/grid5000/sites/nantes/network_equipments/ecotype-prod2.json
@@ -184,6 +184,7 @@
   "snmp_community": "public",
   "type": "network_equipment",
   "uid": "ecotype-prod2",
+  "warranty": "06.2022",
   "weathermap": {
   }
 }
\ No newline at end of file
diff --git a/data/grid5000/sites/nantes/network_equipments/gw-nantes.json b/data/grid5000/sites/nantes/network_equipments/gw-nantes.json
index 6111177630a149e935e24409550a1a7820c7f9c7..73289fa1067680dbd9e44ca64ac3642eb670dab7 100644
--- a/data/grid5000/sites/nantes/network_equipments/gw-nantes.json
+++ b/data/grid5000/sites/nantes/network_equipments/gw-nantes.json
@@ -258,6 +258,7 @@
       "name": "kavlan-21"
     }
   },
+  "warranty": "10.2017",
   "weathermap": {
   }
 }
\ No newline at end of file
diff --git a/grid5000-all.json b/grid5000-all.json
index 2102972d65b0619861f41bd847e8cb72c5c588b9..4de3f1a5fbff2eb29adc5fe1307ef5bf2c86426c 100644
--- a/grid5000-all.json
+++ b/grid5000-all.json
@@ -155646,6 +155646,7 @@
           "snmp_community": "public",
           "type": "network_equipment",
           "uid": "ecotype-prod1",
+          "warranty": "06.2022",
           "weathermap": {
           }
         },
@@ -155735,6 +155736,7 @@
           "snmp_community": "public",
           "type": "network_equipment",
           "uid": "ecotype-prod2",
+          "warranty": "06.2022",
           "weathermap": {
           }
         },
@@ -155894,6 +155896,7 @@
               "name": "kavlan-21"
             }
           },
+          "warranty": "10.2017",
           "weathermap": {
           }
         }