diff --git a/mission/devices/PayloadPcduHandler.cpp b/mission/devices/PayloadPcduHandler.cpp
index 980439d1..219ba025 100644
--- a/mission/devices/PayloadPcduHandler.cpp
+++ b/mission/devices/PayloadPcduHandler.cpp
@@ -226,7 +226,7 @@ ReturnValue_t PayloadPcduHandler::interpretDeviceReply(DeviceCommandId_t id,
       adcSet.channels[idx] = packet[idx * 2 + 1] << 8 | packet[idx * 2 + 2];
     }
     uint8_t tempStartIdx = ADC_REPLY_SIZE + TEMP_REPLY_SIZE - 2;
-    adcSet.tempC.value = max1227::getTemperature(packet[tempStartIdx] << 8 | packet[tempStartIdx + 2]);
+    adcSet.tempC.value = max1227::getTemperature(packet[tempStartIdx] << 8 | packet[tempStartIdx + 1]);
   }
 
   }