diff --git a/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-1.json b/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-1.json
index ffe0692e528b2e39ac3053f3bdf4da3942fe7b38..a2973f0008aff368962dbc36bebf9ff73e32b273 100644
--- a/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-1.json
+++ b/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-1.json
@@ -46,7 +46,7 @@
       "ip6": "fe80::28c:faff:fe0b:b9c3",
       "mac": "00:8c:fa:0b:b9:c3",
       "management": false,
-      "mountable": false,
+      "mountable": true,
       "mounted": true,
       "network_address": "hercule-1.lyon.grid5000.fr",
       "rate": 10000000000,
diff --git a/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-2.json b/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-2.json
index a3ed4937d4989603239537980d671118f5fd1f88..9ad4c06fe93185465c4547876dd9f0aeb39f6fa5 100644
--- a/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-2.json
+++ b/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-2.json
@@ -46,7 +46,7 @@
       "ip6": "fe80::28c:faff:fe0b:b4bd",
       "mac": "00:8c:fa:0b:b4:bd",
       "management": false,
-      "mountable": false,
+      "mountable": true,
       "mounted": true,
       "network_address": "hercule-2.lyon.grid5000.fr",
       "rate": 10000000000,
diff --git a/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-3.json b/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-3.json
index 0342b666070e63631bb15d84e486349979085ca4..92b2b5432913c6c7f7c0393472102f92e4f47131 100644
--- a/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-3.json
+++ b/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-3.json
@@ -46,7 +46,7 @@
       "ip6": "fe80::28c:faff:fe0b:e179",
       "mac": "00:8c:fa:0b:e1:79",
       "management": false,
-      "mountable": false,
+      "mountable": true,
       "mounted": true,
       "network_address": "hercule-3.lyon.grid5000.fr",
       "rate": 10000000000,
diff --git a/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-4.json b/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-4.json
index 5affd66e795555fcdfcea3c6c9b0e00eaf1f18ae..dc407b2d96d83c8480c74c3da561a32e1ff0dbbf 100644
--- a/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-4.json
+++ b/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-4.json
@@ -46,7 +46,7 @@
       "ip6": "fe80::28c:faff:fe0b:d853",
       "mac": "00:8c:fa:0b:d8:53",
       "management": false,
-      "mountable": false,
+      "mountable": true,
       "mounted": true,
       "network_address": "hercule-4.lyon.grid5000.fr",
       "rate": 10000000000,
diff --git a/generators/input/sites/lyon/clusters/hercule_generated.yaml b/generators/input/sites/lyon/clusters/hercule_generated.yaml
index 6b49c6db934095efb170d05f4d7590b17c89549c..eb83182849ced444f6727b833f17990baa86356a 100644
--- a/generators/input/sites/lyon/clusters/hercule_generated.yaml
+++ b/generators/input/sites/lyon/clusters/hercule_generated.yaml
@@ -22,7 +22,7 @@ hercule-1:
       enabled: true
       interface: Ethernet
       driver: ixgbe
-      mountable: false
+      mountable: true
       ip: 172.16.51.1
     eth2:
       mounted: false
@@ -113,7 +113,7 @@ hercule-2:
       enabled: true
       interface: Ethernet
       driver: ixgbe
-      mountable: false
+      mountable: true
       ip: 172.16.51.2
     eth2:
       mounted: false
@@ -212,7 +212,7 @@ hercule-3:
       enabled: true
       interface: Ethernet
       driver: ixgbe
-      mountable: false
+      mountable: true
       ip: 172.16.51.3
     eth2:
       mounted: false
@@ -303,7 +303,7 @@ hercule-4:
       enabled: true
       interface: Ethernet
       driver: ixgbe
-      mountable: false
+      mountable: true
       ip: 172.16.51.4
     eth2:
       mounted: false