diff --git a/rootdir/init.rc b/rootdir/init.rc
index 9b2096412..026dbedca 100644
--- a/rootdir/init.rc
+++ b/rootdir/init.rc
@@ -643,6 +643,12 @@ on boot
     chown root system /sys/module/lowmemorykiller/parameters/minfree
     chmod 0664 /sys/module/lowmemorykiller/parameters/minfree
 
+    # System server manages zram writeback
+    chown root system /sys/block/zram0/idle
+    chmod 0664 /sys/block/zram0/idle
+    chown root system /sys/block/zram0/writeback
+    chmod 0664 /sys/block/zram0/writeback
+
     # Tweak background writeout
     write /proc/sys/vm/dirty_expire_centisecs 200
     write /proc/sys/vm/dirty_background_ratio  5