diff --git a/rw-system.sh b/rw-system.sh
index 912082b..2dcdb5c 100644
--- a/rw-system.sh
+++ b/rw-system.sh
@@ -152,6 +152,7 @@ for f in /vendor/lib/mtk-ril.so /vendor/lib64/mtk-ril.so /vendor/lib/libmtk-ril.
     mount -o bind /mnt/phh/$b $f
 
     setprop persist.sys.phh.radio.force_cognitive true
+    setprop persist.sys.radio.ussd.fix true
 done
 
 mount -o bind /system/phh/empty /vendor/overlay/SysuiDarkTheme/SysuiDarkTheme.apk || true