diff --git a/TrackedObject.h b/TrackedObject.h
index f4dbdb9..6d15a93 100644
--- a/TrackedObject.h
+++ b/TrackedObject.h
@@ -69,6 +69,7 @@ public:
   /// @brief The sensor which provided that lastet pose this object
   Sensor *sensor = nullptr;
 
+  unsigned char type = 0x00;
   unsigned char confidence;
 
 protected: