diff --git a/misc/disks.py b/misc/disks.py
index c88eccd..a4cef12 100644
--- a/misc/disks.py
+++ b/misc/disks.py
@@ -32,6 +32,7 @@ class LVAttr:
         VDO_POOL = "d"
         VDO_POOL_DATA = "D"
         METADATA = "e"
+        NORMAL = "-"
 
     class Permissions(StrEnum):
         WRITABLE = "w"
@@ -77,6 +78,7 @@ class LVAttr:
         THIN = "t"
         UNKNOWN = "u"
         VIRTUAL = "v"
+        NORMAL = "-"
 
     class Health(StrEnum):
         # for all