diff --git a/board/reef/battery.c b/board/reef/battery.c
index 2b86f7f012..5f29aa0628 100644
--- a/board/reef/battery.c
+++ b/board/reef/battery.c
@@ -34,7 +34,15 @@ static const struct battery_info info = {
 
 const struct battery_info *battery_get_info(void)
 {
-	return &info;
+	static struct battery_info batt_info;
+
+	if (battery_is_present() == BP_YES)
+		return &info;
+
+	/* Use voltage_max for voltage min if battery is not present */
+	batt_info = info;
+	batt_info.voltage_min = batt_info.voltage_max;
+	return &batt_info;
 }
 
 int board_cut_off_battery(void)
diff --git a/board/reef/board.h b/board/reef/board.h
index 837bd292dd..b02a28d4f5 100644
--- a/board/reef/board.h
+++ b/board/reef/board.h
@@ -29,6 +29,7 @@
 #define CONFIG_CHARGER_LIMIT_POWER_THRESH_BAT_PCT 1
 #define CONFIG_CHARGER_LIMIT_POWER_THRESH_CHG_MW 15000
 #define CONFIG_CHARGER_MIN_BAT_PCT_FOR_POWER_ON 1
+#define CONFIG_CHARGER_NARROW_VDC
 #define CONFIG_USB_CHARGER
 
 /* USB PD config */