diff --git a/rootdir/init.rc b/rootdir/init.rc
index 8e42f9d..e6583e3 100644
--- a/rootdir/init.rc
+++ b/rootdir/init.rc
@@ -314,6 +314,8 @@
     chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/input_boost
     chown system system /sys/devices/system/cpu/cpufreq/interactive/boostpulse_duration
     chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/boostpulse_duration
+    chown system system /sys/devices/system/cpu/cpufreq/interactive/io_is_busy
+    chmod 0660 /sys/devices/system/cpu/cpufreq/interactive/io_is_busy
 
     # Assume SMP uses shared cpufreq policy for all CPUs
     chown system system /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq