diff --git a/src/main.cpp b/src/main.cpp
index 4e7496d..252f76b 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -80,7 +80,7 @@ static constexpr uint8_t GEIGER_PIN = D6;
 static constexpr float CONV_FACTOR = 0.008120;
 static constexpr float OWN_BACKGROUND_CPS = 0.2;  // documentation says 0.2 (make sure value doesn't get negative if subtracting!)
 
-static constexpr float HEIGHT = 142;
+static constexpr float HEIGHT = 135;
 
 #ifndef EXTERNAL_POWER
 ADC_MODE(ADC_VCC);
@@ -157,7 +157,7 @@ void ICACHE_FLASH_ATTR getValuesJSON(char* buffer, const size_t buf_len, int for
   // https://de.wikipedia.org/wiki/Barometrische_H%C3%B6henformel#Reduktion_auf_Meeresh%C3%B6he
   // https://carnotcycle.wordpress.com/2012/08/04/how-to-convert-relative-humidity-to-absolute-humidity/
   float absolute_humidity = (6.112*exp((17.67*sd.temperature)/(sd.temperature+243.5))*(sd.humidity/100)*18.02)/((273.15+sd.temperature)*1000*0.08314);
-  float pressure_compensation_factor = exp((9.80665/(287.05*(sd.temperature+273.15+0.12*(((absolute_humidity*461.5*(sd.temperature+273.15))/100)/100)+0.0065*(HEIGHT/2))))*HEIGHT);
+  float pressure_compensation_factor = exp((9.80665/(287.05*(sd.temperature+273.15+0.12*((absolute_humidity*461.5*(sd.temperature+273.15)/100)/100)+0.0065*(HEIGHT/2))))*HEIGHT);
 
   if (format == 1) {
     JsonArray array = jsonDoc.to<JsonArray>();