diff --git a/rw-system.sh b/rw-system.sh
index b326127..084ee7d 100644
--- a/rw-system.sh
+++ b/rw-system.sh
@@ -764,3 +764,10 @@ if getprop ro.vendor.build.fingerprint |grep -q vsmart/V620A_open;then
 fi
 
 setprop vendor.display.res_switch_en 1
+
+setprop dalvik.vm.isa.arm64.features runtime
+if getprop ro.bionic.cpu_variant |grep -q kryo300;then
+    resetprop ro.bionic.cpu_variant cortex-a75
+    setprop dalvik.vm.isa.arm64.variant cortex-a75
+fi
+