diff --git a/private/system_server.te b/private/system_server.te
index 0b27847..45d36dd 100644
--- a/private/system_server.te
+++ b/private/system_server.te
@@ -642,6 +642,9 @@
 allow system_server system_file:dir r_dir_perms;
 allow system_server system_file:lnk_file r_file_perms;
 
+# ART locks profile files.
+allow system_server system_file:file lock;
+
 # LocationManager(e.g, GPS) needs to read and write
 # to uart driver and ctrl proc entry
 allow system_server gps_control:file rw_file_perms;