diff --git a/rootdir/etc/init.mt6785.rc b/rootdir/etc/init.mt6785.rc
index e50afc1..2588d0c 100644
--- a/rootdir/etc/init.mt6785.rc
+++ b/rootdir/etc/init.mt6785.rc
@@ -432,6 +432,10 @@ on post-fs-data
 
     chmod 0666 /dev/pmem_multimedia
 
+    # DT2W
+    chown system system /sys/touchpanel/double_tap
+    chmod 0644 /sys/touchpanel/double_tap
+
     # set ptmx group to non-root
     chown root radio /dev/ptmx