diff --git a/mission/devices/ImtqHandler.cpp b/mission/devices/ImtqHandler.cpp
index adb9f83b..e8cb8c6b 100644
--- a/mission/devices/ImtqHandler.cpp
+++ b/mission/devices/ImtqHandler.cpp
@@ -1,5 +1,6 @@
 #include <fsfw/datapool/PoolReadGuard.h>
 #include <fsfw/globalfunctions/CRC.h>
+#include <fsfw/serialize/SerializeAdapter.h>
 #include <mission/devices/ImtqHandler.h>
 
 #include <cmath>
@@ -692,7 +693,9 @@ void ImtqHandler::fillEngHkDataset(const uint8_t* packet) {
   offset += 2;
   engHkDataset.coilZTemperature = (*(packet + offset + 1) << 8 | *(packet + offset));
   offset += 2;
-  engHkDataset.mcuTemperature = (*(packet + offset + 1) << 8 | *(packet + offset));
+  size_t dummy = 2;
+  SerializeAdapter::deSerialize(&engHkDataset.mcuTemperature.value, packet + offset, &dummy,
+      SerializeIF::Endianness::LITTLE);
 
   engHkDataset.setValidity(true, true);
 
diff --git a/tmtc b/tmtc
index 87e40fab..42b962de 160000
--- a/tmtc
+++ b/tmtc
@@ -1 +1 @@
-Subproject commit 87e40fab0f45b4b40f0f477ad5e946e61dcb5e07
+Subproject commit 42b962dede547975488e72b22abe2360065c0404