diff --git a/firmware/target/arm/samsung/yh920/powermgmt-yh920.c b/firmware/target/arm/samsung/yh920/powermgmt-yh920.c
index 6d7e3487aa..0ea3c5d50e 100644
--- a/firmware/target/arm/samsung/yh920/powermgmt-yh920.c
+++ b/firmware/target/arm/samsung/yh920/powermgmt-yh920.c
@@ -54,6 +54,5 @@ const unsigned short percent_to_volt_charge[11] =
 /* Returns battery voltage from ADC [millivolts] */
 unsigned int battery_adc_voltage(void)
 {
-    /* return (adc_read(ADC_UNREG_POWER) * BATTERY_SCALE_FACTOR) >> 10; */
-    return 4100;
+     return (adc_read(ADC_UNREG_POWER) * BATTERY_SCALE_FACTOR) >> 10;
 }