diff --git a/src/thermostat/max1968.rs b/src/thermostat/max1968.rs
index 2f19718..a5bebef 100644
--- a/src/thermostat/max1968.rs
+++ b/src/thermostat/max1968.rs
@@ -113,7 +113,6 @@ impl<C: ChannelPins> MAX1968Phy<C> {
 
 impl MAX1968 {
     pub fn new(phy_ch0: MAX1968Phy<Channel0>, adc1: ADC1) -> Self {
-        // Set ADC to a slowest sampling interval for more accurate calibration
         let config = AdcConfig::default()
             .clock(config::Clock::Pclk2_div_8)
             .default_sample_time(config::SampleTime::Cycles_480);
@@ -121,11 +120,6 @@ impl MAX1968 {
         let mut pins_adc = Adc::adc1(adc1, false, config);
         pins_adc.calibrate();
 
-        let config = AdcConfig::default()
-            .clock(config::Clock::Pclk2_div_8)
-            .default_sample_time(config::SampleTime::Cycles_480);
-        pins_adc.apply_config(config);
-
         MAX1968 {
             phy: phy_ch0,
             pins_adc: pins_adc,