diff --git a/scaleway-async/scaleway_async/instance/v1/marshalling.py b/scaleway-async/scaleway_async/instance/v1/marshalling.py
index 06d238da6..97147792c 100644
--- a/scaleway-async/scaleway_async/instance/v1/marshalling.py
+++ b/scaleway-async/scaleway_async/instance/v1/marshalling.py
@@ -1516,18 +1516,10 @@ def unmarshal_Dashboard(data: Any) -> Dashboard:
     if field is not None:
         args["volumes_l_ssd_count"] = field
 
-    field = data.get("volumes_b_ssd_count", None)
-    if field is not None:
-        args["volumes_b_ssd_count"] = field
-
     field = data.get("volumes_l_ssd_total_size", None)
     if field is not None:
         args["volumes_l_ssd_total_size"] = field
 
-    field = data.get("volumes_b_ssd_total_size", None)
-    if field is not None:
-        args["volumes_b_ssd_total_size"] = field
-
     field = data.get("private_nics_count", None)
     if field is not None:
         args["private_nics_count"] = field
@@ -1536,6 +1528,18 @@ def unmarshal_Dashboard(data: Any) -> Dashboard:
     if field is not None:
         args["placement_groups_count"] = field
 
+    field = data.get("volumes_b_ssd_count", None)
+    if field is not None:
+        args["volumes_b_ssd_count"] = field
+    else:
+        args["volumes_b_ssd_count"] = None
+
+    field = data.get("volumes_b_ssd_total_size", None)
+    if field is not None:
+        args["volumes_b_ssd_total_size"] = field
+    else:
+        args["volumes_b_ssd_total_size"] = None
+
     return Dashboard(**args)
 
 
diff --git a/scaleway-async/scaleway_async/instance/v1/types.py b/scaleway-async/scaleway_async/instance/v1/types.py
index 28a969046..f4d1c96eb 100644
--- a/scaleway-async/scaleway_async/instance/v1/types.py
+++ b/scaleway-async/scaleway_async/instance/v1/types.py
@@ -1271,16 +1271,16 @@ class Dashboard:
 
     volumes_l_ssd_count: int
 
-    volumes_b_ssd_count: int
-
     volumes_l_ssd_total_size: int
 
-    volumes_b_ssd_total_size: int
-
     private_nics_count: int
 
     placement_groups_count: int
 
+    volumes_b_ssd_count: Optional[int]
+
+    volumes_b_ssd_total_size: Optional[int]
+
 
 @dataclass
 class PlacementGroupServer:
diff --git a/scaleway/scaleway/instance/v1/marshalling.py b/scaleway/scaleway/instance/v1/marshalling.py
index 06d238da6..97147792c 100644
--- a/scaleway/scaleway/instance/v1/marshalling.py
+++ b/scaleway/scaleway/instance/v1/marshalling.py
@@ -1516,18 +1516,10 @@ def unmarshal_Dashboard(data: Any) -> Dashboard:
     if field is not None:
         args["volumes_l_ssd_count"] = field
 
-    field = data.get("volumes_b_ssd_count", None)
-    if field is not None:
-        args["volumes_b_ssd_count"] = field
-
     field = data.get("volumes_l_ssd_total_size", None)
     if field is not None:
         args["volumes_l_ssd_total_size"] = field
 
-    field = data.get("volumes_b_ssd_total_size", None)
-    if field is not None:
-        args["volumes_b_ssd_total_size"] = field
-
     field = data.get("private_nics_count", None)
     if field is not None:
         args["private_nics_count"] = field
@@ -1536,6 +1528,18 @@ def unmarshal_Dashboard(data: Any) -> Dashboard:
     if field is not None:
         args["placement_groups_count"] = field
 
+    field = data.get("volumes_b_ssd_count", None)
+    if field is not None:
+        args["volumes_b_ssd_count"] = field
+    else:
+        args["volumes_b_ssd_count"] = None
+
+    field = data.get("volumes_b_ssd_total_size", None)
+    if field is not None:
+        args["volumes_b_ssd_total_size"] = field
+    else:
+        args["volumes_b_ssd_total_size"] = None
+
     return Dashboard(**args)
 
 
diff --git a/scaleway/scaleway/instance/v1/types.py b/scaleway/scaleway/instance/v1/types.py
index 28a969046..f4d1c96eb 100644
--- a/scaleway/scaleway/instance/v1/types.py
+++ b/scaleway/scaleway/instance/v1/types.py
@@ -1271,16 +1271,16 @@ class Dashboard:
 
     volumes_l_ssd_count: int
 
-    volumes_b_ssd_count: int
-
     volumes_l_ssd_total_size: int
 
-    volumes_b_ssd_total_size: int
-
     private_nics_count: int
 
     placement_groups_count: int
 
+    volumes_b_ssd_count: Optional[int]
+
+    volumes_b_ssd_total_size: Optional[int]
+
 
 @dataclass
 class PlacementGroupServer: