diff --git a/basic/non_plat/file.te b/basic/non_plat/file.te
index 55b6579..be31bbd 100644
--- a/basic/non_plat/file.te
+++ b/basic/non_plat/file.te
@@ -648,10 +648,6 @@ type thermal_socket, file_type;
 # Purpose: Add permission for node /proc/dma_heap
 type proc_dmaheap, fs_type, proc_type;
 
-# Date : 2021/11/12
-# Purpose: add permission for /proc/sys/vm/watermark_boost_factor
-type proc_watermark_boost_factor, fs_type, proc_type;
-
 # Date: 2021/12/24
 # Purpose: add new label for /proc/mgq
 type proc_mgq, fs_type, proc_type;
diff --git a/basic/non_plat/genfs_contexts b/basic/non_plat/genfs_contexts
index e19f87e..214e272 100644
--- a/basic/non_plat/genfs_contexts
+++ b/basic/non_plat/genfs_contexts
@@ -150,10 +150,6 @@ genfscon proc /sys/kernel/sched_migration_cost_ns u:object_r:proc_sched_migratio
 # allow powerhal to access /proc/cpuhvfs/cpufreq_cci_mode
 genfscon proc /cpuhvfs/cpufreq_cci_mode u:object_r:proc_cpuhvfs:s0
 
-# Date : 2021/11/12
-# Purpose : write /proc/sys/vm/watermark_boost_factor
-genfscon proc /sys/vm/watermark_boost_factor u:object_r:proc_watermark_boost_factor:s0
-
 ##########################
 # sysfs files
 #