diff --git a/src/main/esp32_eurorack_generic.c b/src/main/esp32_eurorack_generic.c
index 5d2a8e9..af3d868 100644
--- a/src/main/esp32_eurorack_generic.c
+++ b/src/main/esp32_eurorack_generic.c
@@ -121,7 +121,7 @@ static void adc_cont_init(void)
   adc_digi_pattern_config_t adc_pattern[4] = {0};
   for (int i = 0; i < 4; i++){
     adc_pattern[i].atten = ADC_ATTEN_DB_0;
-    adc_pattern[i].channel = channel[i] & 0x7;
+    adc_pattern[i].channel = channel[i];
     adc_pattern[i].unit = ADC_UNIT_1;
     adc_pattern[i].bit_width = ADC_BITWIDTH_12;
   }