diff --git a/mini_beieli_node.h b/mini_beieli_node.h
index 811066f..1b16681 100644
--- a/mini_beieli_node.h
+++ b/mini_beieli_node.h
@@ -56,7 +56,7 @@ enum {
   |
   \****************************************************************************/
 
-static const int32_t fwVersion = 20200714;
+static const int32_t fwVersion = 20200721;
 
 static const byte INIT_PACKAGE_INTERVAL = 100;  // send an init package every 100 packages;
 static const byte MAX_VALUES_TO_SEND = 8;
diff --git a/mini_beieli_node_nau7802.h b/mini_beieli_node_nau7802.h
index f6039f8..52549c6 100644
--- a/mini_beieli_node_nau7802.h
+++ b/mini_beieli_node_nau7802.h
@@ -33,8 +33,9 @@ bool InitializeScales()
   result &= myScale.setSampleRate(NAU7802_SPS_40); //Set samples per second to 40
   result &= myScale.setRegister(NAU7802_ADC, 0x30); //Turn off CLK_CHP. From 9.1 power on sequencing.
   result &= myScale.clearBit(NAU7802_PGA_PWR_PGA_CAP_EN, NAU7802_PGA_PWR);
-  //result &= myScale.setRegister(NAU7802_OTP_B1, 0x30);
-  //result &= myScale.setRegister(NAU7802_PGA, NAU7802_PGA_OUT_EN | NAU7802_PGA_CHP_DIS);
+  // https://electronics.stackexchange.com/questions/91151/weird-reading-from-nau7802-adc
+  result &= myScale.setRegister(NAU7802_OTP_B1, 0x30);
+  result &= myScale.setRegister(NAU7802_PGA, NAU7802_PGA_OUT_EN | NAU7802_PGA_CHP_DIS);
 
   result &= myScale.calibrateAFE(); //Re-cal analog front end when we change gain, sample rate, or channel
 
@@ -93,7 +94,7 @@ long ReadScale(char channel)
   int const num_scale_readings = SAMPLES; // number of instantaneous scale readings to calculate the median
 
   // we use the median, not the average, see https://community.particle.io/t/boron-gpio-provides-less-current-than-electrons-gpio/46647/13
-  long readings[num_scale_readings];  // create arry to hold readings
+  long readings[num_scale_readings];  // create array to hold readings
   for (int i = 0; i < num_scale_readings; i++) {
     //while (digitalRead(interruptPin) == LOW) {
     unsigned long mytimer = millis();