diff --git a/device.mk b/device.mk
index 4e8c733a..636c43e3 100644
--- a/device.mk
+++ b/device.mk
@@ -205,7 +205,7 @@ PRODUCT_PROPERTY_OVERRIDES += \
 
 ifneq (,$(filter userdebug eng, $(TARGET_BUILD_VARIANT)))
 PRODUCT_PROPERTY_OVERRIDES += \
-	persist.vendor.usb.displayport.enabled=0
+	persist.vendor.usb.displayport.enabled=1
 else
 PRODUCT_PROPERTY_OVERRIDES += \
 	persist.vendor.usb.displayport.enabled=0