diff --git a/data/grid5000/sites/lyon/pdus/wattmetre1.json b/data/grid5000/sites/lyon/pdus/wattmetre1.json
index 0354db89b602de009d8f8c3265bea00abb636345..55600e42a5e7307bdb5a3668c1c6319bf6960c1b 100644
--- a/data/grid5000/sites/lyon/pdus/wattmetre1.json
+++ b/data/grid5000/sites/lyon/pdus/wattmetre1.json
@@ -19,14 +19,12 @@
     "12": "sagittaire-16",
     "13": "sagittaire-17",
     "14": "sagittaire-18",
-    "15": "sagittaire-19",
     "16": "sagittaire-20",
     "17": "sagittaire-24",
     "18": "sagittaire-27",
     "19": "sagittaire-29",
     "2": "sagittaire-3",
     "20": "sagittaire-30",
-    "21": "sagittaire-31",
     "24": "pyxis-2",
     "25": "pyxis-3",
     "26": "gemini-2",
diff --git a/data/grid5000/sites/lyon/pdus/wattmetre4.json b/data/grid5000/sites/lyon/pdus/wattmetre4.json
index 43ac4a68d4f360b16c64349a3f5be8449caf7d06..0d63b291698d80e43bd9157e683f8357c2a016cf 100644
--- a/data/grid5000/sites/lyon/pdus/wattmetre4.json
+++ b/data/grid5000/sites/lyon/pdus/wattmetre4.json
@@ -14,13 +14,10 @@
   "model": "",
   "ports": {
     "0": "taurus-1",
-    "1": "taurus-2",
     "10": "taurus-11",
     "11": "taurus-12",
     "12": "taurus-13",
-    "13": "taurus-14",
     "14": "taurus-15",
-    "15": "taurus-16",
     "16": "orion-1",
     "17": "orion-2",
     "18": "orion-3",
diff --git a/data/grid5000/sites/rennes/pdus/parapluie-pdu-4.json b/data/grid5000/sites/rennes/pdus/parapluie-pdu-4.json
index 6b3774dd5f7f3907bd7dc558c5d2b991e3327159..ee7c26e0d55a9f940b3312692c14db18ab3490ea 100644
--- a/data/grid5000/sites/rennes/pdus/parapluie-pdu-4.json
+++ b/data/grid5000/sites/rennes/pdus/parapluie-pdu-4.json
@@ -7,7 +7,6 @@
     "20": "parapide-16",
     "21": "parapide-18",
     "22": "parapide-13",
-    "23": "parapide-15",
     "24": "parapide-12",
     "3": "parapide-19",
     "4": "parapide-25"
diff --git a/lib/refrepo/gen/reference-api.rb b/lib/refrepo/gen/reference-api.rb
index c481ff413d765a1c3a123ea9273a2897d1196dc3..f102c8c0d99871ad38cc5fb9d5dd24074470808a 100644
--- a/lib/refrepo/gen/reference-api.rb
+++ b/lib/refrepo/gen/reference-api.rb
@@ -170,6 +170,7 @@ def generate_reference_api
       pdu_attached_nodes = {}
       site.fetch("clusters", []).sort.each do |cluster_uid, cluster|
         cluster["nodes"].each do |node_uid, node|# _sort_by_node_uid
+          next if node['status'] == "retired"
           node.fetch('pdu', []).each do |node_pdu|
             if node_pdu["uid"] == pdu_uid
               pdu_attached_nodes[node_pdu["port"]] = node_uid