diff --git a/public/fastbootd.te b/public/fastbootd.te
index e5ebafc..99ccd8c 100644
--- a/public/fastbootd.te
+++ b/public/fastbootd.te
@@ -68,6 +68,7 @@
   allowxperm fastbootd {
     metadata_block_device
     userdata_block_device
+    dm_device
   }:blk_file ioctl { BLKSECDISCARD BLKDISCARD };
 
   allow fastbootd misc_block_device:blk_file rw_file_perms;