diff --git a/services/enclosure.py b/services/enclosure.py
index d525e43..31bb9bf 100644
--- a/services/enclosure.py
+++ b/services/enclosure.py
@@ -118,7 +118,7 @@ def _parse_slot_number(entry: Path) -> int | None:
     # Bare numeric directory — check the type file to confirm it's a device slot
     if name.isdigit():
         entry_type = _read_sysfs(entry / "type")
-        if entry_type not in ("device", "disk"):
+        if entry_type not in ("device", "disk", "array device"):
             return None
         # Prefer the 'slot' file for the actual slot number
         slot_val = _read_sysfs(entry / "slot")