diff --git a/firmware/analog_input.cpp b/firmware/analog_input.cpp
index 2720c5d..c3dda05 100644
--- a/firmware/analog_input.cpp
+++ b/firmware/analog_input.cpp
@@ -16,7 +16,7 @@ ADCConversionGroup convGroup =
     nullptr,
     ADC_CFGR1_CONT | ADC_CFGR1_RES_12BIT,                  // CFGR1
     ADC_TR(0, 0),       // TR
-    ADC_SMPR_SMP_28P5,      // SMPR
+    ADC_SMPR_SMP_7P5,      // SMPR
     ADC_CHSELR_CHSEL0 | ADC_CHSELR_CHSEL1 | ADC_CHSELR_CHSEL2
 };
 
diff --git a/firmware/wideband_config.h b/firmware/wideband_config.h
index 1750602..fc1d974 100644
--- a/firmware/wideband_config.h
+++ b/firmware/wideband_config.h
@@ -4,7 +4,7 @@
 #define VCC_VOLTS (3.3f)
 #define HALF_VCC (VCC_VOLTS / 2)
 #define ADC_MAX_COUNT (4095)
-#define ADC_OVERSAMPLE 16
+#define ADC_OVERSAMPLE 24
 
 // *******************************
 //    Nernst voltage & ESR sense