diff --git a/data/grid5000/sites/nancy/pdus/gros-wattmetre2.json b/data/grid5000/sites/nancy/pdus/gros-wattmetre2.json
index 2e6ecb5908eef342f3fb67de692ca2366bc888ac..d7a4094becfaf5741a77dce6f515d01e73423d9c 100644
--- a/data/grid5000/sites/nancy/pdus/gros-wattmetre2.json
+++ b/data/grid5000/sites/nancy/pdus/gros-wattmetre2.json
@@ -1,5 +1,5 @@
 {
-  "ip": "172.16.79.15",
+  "ip": "172.16.79.24",
   "kind": "wattmetre-only",
   "metrics": [
     {
diff --git a/input/grid5000/sites/nancy/pdus.yaml b/input/grid5000/sites/nancy/pdus.yaml
index d3d3d6b7ee13ab8de9093ce06e77ecad3de95381..0b54ed56953deffc0fe3966aae100d60898072c6 100644
--- a/input/grid5000/sites/nancy/pdus.yaml
+++ b/input/grid5000/sites/nancy/pdus.yaml
@@ -158,7 +158,7 @@ pdus:
   gros-wattmetre2:
     vendor: OmegaWatt
     model: ''
-    ip: 172.16.79.15
+    ip: 172.16.79.24
     kind: wattmetre-only
     metrics:
       - name: wattmetre_power_watt