diff --git a/data/grid5000/accesses/nodesets.json b/data/grid5000/accesses/nodesets.json
index 2e1c9d8fdecef895c7039582542f9e789fac56a0..169e525ae506cb8d71f6444cd926a7b3f4652d80 100644
--- a/data/grid5000/accesses/nodesets.json
+++ b/data/grid5000/accesses/nodesets.json
@@ -1446,6 +1446,65 @@
       ]
     }
   },
+  "esterel41": {
+    "besteffort": {
+      "ggas": [
+        "cidre",
+        "kerdata",
+        "magellan",
+        "myriads",
+        "pacap",
+        "wide",
+        "pirat",
+        "coast",
+        "avalon",
+        "chroma",
+        "emeraude",
+        "maracas",
+        "hive",
+        "inriastartupstudio",
+        "sonaide",
+        "feelim",
+        "iss-idiscover",
+        "iss-manta",
+        "inria-chile",
+        "inria-dsi",
+        "inria-sidf",
+        "swh",
+        "tadaam"
+      ],
+      "sites": [
+        "mc-rennes",
+        "mc-nancy",
+        "mc-lyon",
+        "mc-sophia",
+        "mc-lille",
+        "mc-grenoble",
+        "mc-paris",
+        "mc-saclay",
+        "mc-bordeaux",
+        "mc-guest",
+        "slices-fr-grenoble",
+        "slices-fr-lille",
+        "slices-fr-lyon",
+        "slices-fr-nancy",
+        "slices-fr-nantes",
+        "slices-fr-rennes",
+        "slices-fr-sophia",
+        "slices-fr-strasbourg",
+        "slices-fr-toulouse"
+      ]
+    },
+    "p1": {
+      "ggas": [
+        "evergreen"
+      ],
+      "sites": [
+        "mc-staff-site",
+        "g5k-staff-site"
+      ]
+    }
+  },
   "graffiti": {
     "p1": {
       "ggas": [
diff --git a/input/grid5000/access/sophia.yaml b/input/grid5000/access/sophia.yaml
index 3b2eebaecee969f90bd66ad307bfecf783c86d54..ef6c32c68dcd04b63cef733ca88003b6cdcbef1d 100644
--- a/input/grid5000/access/sophia.yaml
+++ b/input/grid5000/access/sophia.yaml
@@ -6,3 +6,7 @@ musa:
     p1: ['@admin']
     p2: ['@inria_group']
     p4: ['@other_groups_with_access']
+
+esterel41:
+    p1: [evergreen, '@admin']
+    besteffort: ['@inria_group', '@other_groups_with_access']