diff --git a/Config.h b/Config.h
index 49c3232..ffc5185 100644
--- a/Config.h
+++ b/Config.h
@@ -16,7 +16,7 @@ typedef union {
 
 
 namespace Config {
-	const uint32_t MAGIC_TOKEN = 0xDEADBEE0;
+	const uint32_t MAGIC_TOKEN = 0xDEADBEE1;
     
 	const int MAGIC = 0;
 	const int ADC1START = 4;
diff --git a/Thermometer.cpp b/Thermometer.cpp
index 1516741..e1b9b3c 100644
--- a/Thermometer.cpp
+++ b/Thermometer.cpp
@@ -32,7 +32,7 @@ void Thermometer::exec(float r) {
 	if (m_lastSmoothedTemperature == INVALID_TEMPERATURE) {
 		temperature = temperatureRaw;
 	} else {
-		temperature = alpha * temperatureRaw + (1 - alpha) * m_lastSmoothedTemperature;
+		temperature = alpha * temperatureRaw + (1.0 - alpha) * m_lastSmoothedTemperature;
 	}
 	m_lastSmoothedTemperature = temperature;
 }