diff --git a/mission/devices/SusHandler.cpp b/mission/devices/SusHandler.cpp
index ba0c45f5..228ea082 100644
--- a/mission/devices/SusHandler.cpp
+++ b/mission/devices/SusHandler.cpp
@@ -88,7 +88,7 @@ ReturnValue_t SusHandler::interpretDeviceReply(DeviceCommandId_t id, const uint8
     PoolReadGuard pg(&dataset);
     dataset.setValidity(true, true);
     dataset.tempC = max1227::getTemperature(reply->tempRaw);
-    std::memcpy(dataset.channels.value, reply->channelsRaw, 6);
+    std::memcpy(dataset.channels.value, reply->channelsRaw, sizeof(reply->channelsRaw));
   }
   return returnvalue::OK;
 }