diff --git a/input/grid5000/sites/rennes/clusters/abacus21/abacus21.yaml b/input/grid5000/sites/rennes/clusters/abacus21/abacus21.yaml
index 7c210ac3f805c69a3c8220b0824af538e6edb7c7..8b888a64679990e5cbd13529d1b2936ceafff50b 100644
--- a/input/grid5000/sites/rennes/clusters/abacus21/abacus21.yaml
+++ b/input/grid5000/sites/rennes/clusters/abacus21/abacus21.yaml
@@ -37,7 +37,7 @@ nodes:
         enabled: true
         mountable: false
         mounted: false
-      eth0:
+      eth2:
         mac: b0:7b:25:d4:a7:a8
         ip: 172.16.109.21
         interface: Ethernet