diff --git a/application.c b/application.c
index f062e93..47a4398 100644
--- a/application.c
+++ b/application.c
@@ -119,8 +119,9 @@ static float* measure_voltages(void)
 		adc_start_conversion_regular(ADC1); // start conversion (using trigger)
 		while (!adc_eoc(ADC1)); // wait until conversion finished
 		adc_values[i] = adc_read_regular(ADC1); // read voltage value (clears flag)
-		voltages[i] = adc_values[i] * 1.21 / adc_values[0] * 2; // use 1.21 V internal voltage reference to get ADC voltage (there is a /2 voltage divider)
+		voltages[i] = adc_values[i] * 1.21 / adc_values[0]; // use 1.21 V internal voltage reference to get ADC voltage
 	}
+	voltages[1] *= 2.0; // the is a /2 voltage divider for target voltage
 	return voltages;
 }