diff --git a/Adcs.c b/Adcs.c
index 4b42235..80add2a 100644
--- a/Adcs.c
+++ b/Adcs.c
@@ -184,7 +184,7 @@ static const ADC_ChannelCfgType s_aChannelsAdc0[ADC0_CHN_NUM_EN] =
         };
 
 
-#define ADC1_CHN_NUM_EN 16
+#define ADC1_CHN_NUM_EN 17
 static uint32_t s_aAdc1ResultBuf[ADC1_CHN_NUM_EN] = {0U};
 static const ADC_ChannelCfgType s_aChannelsAdc1[ADC1_CHN_NUM_EN] =
         {
@@ -273,7 +273,12 @@ static const ADC_ChannelCfgType s_aChannelsAdc1[ADC1_CHN_NUM_EN] =
                 {
                         .eChannel = ADC_CHANNEL_30, //PA0: Sensor_B_T_reserve
                         .eSampleTimeOption = ADC_SAMPLE_TIME_OPTION_3
-                }
+                },
+
+                {
+                        .eChannel = ADC1_CHANNEL_VREFH,
+                        .eSampleTimeOption = ADC_SAMPLE_TIME_OPTION_0
+                },
 
         };