diff --git a/whitechapel/vendor/google/fastbootd.te b/whitechapel/vendor/google/fastbootd.te
index c1c4de7b..32944aa1 100644
--- a/whitechapel/vendor/google/fastbootd.te
+++ b/whitechapel/vendor/google/fastbootd.te
@@ -3,4 +3,5 @@ recovery_only(`
 allow fastbootd devinfo_block_device:blk_file rw_file_perms;
 allow fastbootd sda_block_device:blk_file rw_file_perms;
 allow fastbootd sysfs_ota:file rw_file_perms;
+allow fastbootd custom_ab_block_device:blk_file rw_file_perms;
 ')