diff --git a/private/system_server.te b/private/system_server.te
index 906fd457bd2b5cec3204ef6a985a466121b5c7c0..a8d57d74c832127b471071d7419abba2bff0503e 100644
--- a/private/system_server.te
+++ b/private/system_server.te
@@ -113,7 +113,9 @@ allow system_server hal_camera:process { getsched setsched };
 allow system_server mediaserver:process { getsched setsched };
 allow system_server bootanim:process { getsched setsched };
 
-# Allow system_server to write to cameraserver's /proc/<pid>/timerslack_ns
+# Allow system_server to write to /proc/<pid>/timerslack_ns
+allow system_server appdomain:file w_file_perms;
+allow system_server audioserver:file w_file_perms;
 allow system_server cameraserver:file w_file_perms;
 
 # Read /proc/pid data for all domains. This is used by ProcessCpuTracker