diff --git a/device_mt6753.mk b/device_mt6753.mk
index f573424..2fd8b8a 100644
--- a/device_mt6753.mk
+++ b/device_mt6753.mk
@@ -138,10 +138,7 @@ PRODUCT_COPY_FILES += \
 PRODUCT_PROPERTY_OVERRIDES += persist.sys.media.use-awesome=true
 
 ADDITIONAL_DEFAULT_PROPERTIES += \
-	ro.secure=1 \
 	ro.allow.mock.location=1 \
-	ro.debuggable=0 \
-	ro.adb.secure=1 \
 	persist.service.acm.enable=0 \
 	ro.oem_unlock_supported=1 \
 	persist.sys.usb.config=mtp