diff --git a/data/grid5000/sites/rennes/clusters/abacus28/nodes/abacus28-1.json b/data/grid5000/sites/rennes/clusters/abacus28/nodes/abacus28-1.json
index 26ce043990952511190a19574c2f6b481a9cf2b6..7d4d1a66d4685fa05db5065acd7e3f3cb3395d68 100644
--- a/data/grid5000/sites/rennes/clusters/abacus28/nodes/abacus28-1.json
+++ b/data/grid5000/sites/rennes/clusters/abacus28/nodes/abacus28-1.json
@@ -11,7 +11,7 @@
     "vendor": "Dell Inc.",
     "version": "2.23.0"
   },
-  "bmc_version": "unknown",
+  "bmc_version": "7.00.00.174",
   "chassis": {
     "manufactured_at": "2020-12-05",
     "manufacturer": "Dell Inc.",
diff --git a/input/grid5000/sites/rennes/clusters/abacus28/nodes/abacus28-1.yaml b/input/grid5000/sites/rennes/clusters/abacus28/nodes/abacus28-1.yaml
index 63e27352c30d3c6395169ea90605940b469c6f5e..323c8d603ceaf9915e793b758ae92f805989de99 100644
--- a/input/grid5000/sites/rennes/clusters/abacus28/nodes/abacus28-1.yaml
+++ b/input/grid5000/sites/rennes/clusters/abacus28/nodes/abacus28-1.yaml
@@ -11,7 +11,7 @@ abacus28-1:
     release_date: 01/07/2025
     vendor: Dell Inc.
     version: 2.23.0
-  bmc_version: unknown
+  bmc_version: 7.00.00.174
   chassis:
     manufacturer: Dell Inc.
     name: PowerEdge C4140