diff --git a/data/grid5000/sites/lyon/servers/guix-dev.json b/data/grid5000/sites/lyon/servers/guix-dev.json
new file mode 100644
index 0000000000000000000000000000000000000000..33ebc63c5ca947c1ee07b446a3c4a8ad29837f09
--- /dev/null
+++ b/data/grid5000/sites/lyon/servers/guix-dev.json
@@ -0,0 +1,10 @@
+{
+  "kind": "virtual",
+  "network_adapters": {
+    "default": {
+      "ip": "172.16.63.132"
+    }
+  },
+  "type": "server",
+  "uid": "guix-dev"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/sophia/servers/guix-dev.json b/data/grid5000/sites/sophia/servers/guix-dev.json
new file mode 100644
index 0000000000000000000000000000000000000000..a2362bfc769dc7fd6482cca78fac167f0b5c7db5
--- /dev/null
+++ b/data/grid5000/sites/sophia/servers/guix-dev.json
@@ -0,0 +1,10 @@
+{
+  "kind": "virtual",
+  "network_adapters": {
+    "default": {
+      "ip": "172.16.143.144"
+    }
+  },
+  "type": "server",
+  "uid": "guix-dev"
+}
\ No newline at end of file
diff --git a/input/grid5000/sites/lyon/servers/virtual.yaml b/input/grid5000/sites/lyon/servers/virtual.yaml
index 21081884952f80e85f0024c7eb0f2e31ef326f7c..15783ec58b40883fdc7f4e07113fb5cf6dd3a127 100644
--- a/input/grid5000/sites/lyon/servers/virtual.yaml
+++ b/input/grid5000/sites/lyon/servers/virtual.yaml
@@ -88,3 +88,6 @@ kwapi-dev:
 oxidized:
   kind: virtual
   network_adapters: {default: {ip: 172.16.63.131}}
+guix-dev:
+  kind: virtual
+  network_adapters: {default: {ip: 172.16.63.132}}
diff --git a/input/grid5000/sites/sophia/servers/virtual.yaml b/input/grid5000/sites/sophia/servers/virtual.yaml
index ec0e6146e0f733a711c94acc92724165d77bc4f7..66916ffd632ed974ba9454b1bd1841f79c75b468 100644
--- a/input/grid5000/sites/sophia/servers/virtual.yaml
+++ b/input/grid5000/sites/sophia/servers/virtual.yaml
@@ -177,6 +177,11 @@ fsophia-devel:
   network_adapters:
     default:
       ip: 172.16.143.143
+guix-dev:
+  kind: virtual
+  network_adapters:
+    default:
+      ip: 172.16.143.144
 kwollect:
   kind: virtual
   network_adapters: {default: {ip: 172.16.143.114}}