diff --git a/App/Inc/tasks/thermo.hpp b/App/Inc/tasks/thermo.hpp
index 5cda223..98e3223 100644
--- a/App/Inc/tasks/thermo.hpp
+++ b/App/Inc/tasks/thermo.hpp
@@ -10,6 +10,9 @@
 
 #include <sta/tacos/thread.hpp>
 #include <sta/devices/stm32/can.hpp>
+#include <sta/rtos/mutex.hpp>
+#include <sta/MAX31855.hpp>
+#include <sta/devices/stm32/bus/spi.hpp>
 #include <gpio.h>
 #include <spi.h>
 
diff --git a/App/Src/tasks/thermo.cpp b/App/Src/tasks/thermo.cpp
index dfee80c..4c855a9 100644
--- a/App/Src/tasks/thermo.cpp
+++ b/App/Src/tasks/thermo.cpp
@@ -28,10 +28,10 @@ namespace demo
 	void ThermoTask::init()
 	{
 		mutex = new sta::RtosMutex("spi2");
-		spi2 = new sta::STM32SPI(&hspi2, 16000000, &mutex);
+		spi2 = new sta::STM32SPI(&hspi2, 16000000, mutex);
 		device_ = new sta::STM32SPIDevice(spi2, &cs_pin);
 
-		tc = new sta::MAX31855(&device_); //create driver object
+		tc = new sta::MAX31855(device_); //create driver object
 	}
 
 	void ThermoTask::func()