diff --git a/system/hardware/power_monitoring.py b/system/hardware/power_monitoring.py
index a15e362c0..8d500cf09 100644
--- a/system/hardware/power_monitoring.py
+++ b/system/hardware/power_monitoring.py
@@ -114,7 +114,7 @@ class PowerMonitoring:
     now = time.monotonic()
     should_shutdown = False
     offroad_time = (now - offroad_timestamp)
-    low_voltage_shutdown = (self.car_voltage_mV < (VBATT_PAUSE_CHARGING * 1e3) and
+    low_voltage_shutdown = (self.car_voltage_mV < (frogpilot_toggles.low_voltage_shutdown * 1e3) and
                             offroad_time > VOLTAGE_SHUTDOWN_MIN_OFFROAD_TIME_S)
     should_shutdown |= offroad_time > frogpilot_toggles.device_shutdown_time
     should_shutdown |= low_voltage_shutdown