diff --git a/rootdir/etc/init/hw/init.mt6789.power.rc b/rootdir/etc/init/hw/init.mt6789.power.rc
index 9851a1d..616e98b 100644
--- a/rootdir/etc/init/hw/init.mt6789.power.rc
+++ b/rootdir/etc/init/hw/init.mt6789.power.rc
@@ -115,12 +115,16 @@ on property:sys.boot_completed=1
     write /dev/cpuctl/rt/cpu.uclamp.max max
     write /dev/cpuctl/rt/cpu.uclamp.min 0
     write /dev/cpuctl/rt/cpu.shares 20480
+    
+    # system
+    write /dev/cpuctl/system/cpu.shares 20480
+    
     # system-background
     # cap the max utilisation for system-background tasks to save power.
     write /dev/cpuctl/system/cpu.uclamp.latency_sensitive 0
     write /dev/cpuctl/system-background/cpu.uclamp.max 60
     write /dev/cpuctl/system-background/cpu.uclamp.min 0
-    write /dev/cpuctl/system-background/cpu.shares 2048
+    write /dev/cpuctl/system-background/cpu.shares 1024
     
     # background
     write /dev/cpuctl/background/cpu.uclamp.latency_sensitive 0
@@ -132,13 +136,13 @@ on property:sys.boot_completed=1
     write /dev/cpuctl/foreground/cpu.uclamp.max max
     write /dev/cpuctl/foreground/cpu.uclamp.min 0
     write /dev/cpuctl/foreground/cpu.uclamp.latency_sensitive 1
-    write /dev/cpuctl/foreground/cpu.shares 10240
+    write /dev/cpuctl/foreground/cpu.shares 20480
     
     # foreground_window
     write /dev/cpuctl/foreground_window/cpu.uclamp.max max
     write /dev/cpuctl/foreground_window/cpu.uclamp.min 0
     write /dev/cpuctl/foreground_window/cpu.uclamp.latency_sensitive 1
-    write /dev/cpuctl/foreground_window/cpu.shares 10240
+    write /dev/cpuctl/foreground_window/cpu.shares 20480
     
     # top-app
     write /dev/cpuctl/top-app/cpu.uclamp.max max
@@ -161,7 +165,7 @@ on property:sys.boot_completed=1
     write /dev/cpuctl/dex2oat/cpu.uclamp.latency_sensitive 0
     write /dev/cpuctl/dex2oat/cpu.uclamp.max 60
     write /dev/cpuctl/dex2oat/cpu.uclamp.min 0
-    write /dev/cpuctl/dex2oat/cpu.shares 2048
+    write /dev/cpuctl/dex2oat/cpu.shares 512
     
     # Uclamp tuning
     write /proc/sys/kernel/sched_util_clamp_min_rt_default 96