diff --git a/factory_common.mk b/factory_common.mk
index c4b556d6..6598fac9 100644
--- a/factory_common.mk
+++ b/factory_common.mk
@@ -54,6 +54,9 @@ PRODUCT_DEFAULT_PROPERTY_OVERRIDES += ro.surface_flinger.set_touch_timer_ms=200
 PRODUCT_DEFAULT_PROPERTY_OVERRIDES += ro.surface_flinger.set_display_power_timer_ms=1000
 PRODUCT_DEFAULT_PROPERTY_OVERRIDES += ro.surface_flinger.use_content_detection_for_refresh_rate=true
 
+# Disable dimming in factory
+PRODUCT_DEFAULT_PROPERTY_OVERRIDES += vendor.display.brightness.dimming.usage=2
+
 # factory should always has SELinux permissive
 BOARD_BOOTCONFIG += androidboot.selinux=permissive
 BOARD_KERNEL_CMDLINE += androidboot.selinux=permissive