diff --git a/apparmor.d/abstractions/disks-write b/apparmor.d/abstractions/disks-write
index ce0a05dd5..16f3d9339 100644
--- a/apparmor.d/abstractions/disks-write
+++ b/apparmor.d/abstractions/disks-write
@@ -40,6 +40,9 @@
 
   # CD-ROM
   /dev/sr@{int} w,
+  
+  # MD RAID devices
+  /dev/md@{int} w,
 
   include if exists <abstractions/disks-write.d>