diff --git a/include/SimCore/Messages/SimTrack.hpp b/include/SimCore/Messages/SimTrack.hpp
index 5ae2e2a..7763732 100644
--- a/include/SimCore/Messages/SimTrack.hpp
+++ b/include/SimCore/Messages/SimTrack.hpp
@@ -63,7 +63,7 @@ namespace SimCore
         /// @brief creates a SimTrack out of a string message
         /// @param msg 
         /// @return SimTrack Oject
-        static std::unique_ptr<SimCore::SimTrack> unpack(std::string msg);
+        static std::unique_ptr<SimCore::SimTrack> unpack(std::string msgString);
 
     public:
         Data<double> Speed;
diff --git a/include/SimCore/SimCore.hpp b/include/SimCore/SimCore.hpp
index 68a969b..1d558a4 100644
--- a/include/SimCore/SimCore.hpp
+++ b/include/SimCore/SimCore.hpp
@@ -69,6 +69,7 @@ enum EffectorKind : std::uint32_t {
 
 enum TrackKind : std::uint8_t {
     UNKNOWN_TRACK,
+    SIM_TRACK,
     GROUND_TRUTH_TRACK,
     OWN_TRACK,
     RADAR_TRACK,
diff --git a/libs/whisper-com b/libs/whisper-com
index b94f852..1d154f7 160000
--- a/libs/whisper-com
+++ b/libs/whisper-com
@@ -1 +1 @@
-Subproject commit b94f8521372fe571f58a6a7421e9ddff07473208
+Subproject commit 1d154f71d48c707e02de9f244edd8fb8d6635828
diff --git a/src/SimCore/Messages/SimTrack.cpp b/src/SimCore/Messages/SimTrack.cpp
index a58d2ea..2027337 100644
--- a/src/SimCore/Messages/SimTrack.cpp
+++ b/src/SimCore/Messages/SimTrack.cpp
@@ -70,7 +70,7 @@ namespace SimCore
 
    WHISPER::Message SimTrack::buildMessage()
    {
-    WHISPER::Message msg(ID_.getUUID(),WHISPER::MsgTopics::TRACK , WHISPER::MsgType::GROUND_TRUTH_TRACK, this->SourceType_);
+    WHISPER::Message msg(ID_.getUUID(),WHISPER::MsgTopics::TRACK , WHISPER::MsgType::SIM_TRACK, this->SourceType_);
 
 
     messages::SimTrack::SimTrack SimTrack;
@@ -202,11 +202,11 @@ namespace SimCore
 
 
  
-   std::unique_ptr<SimCore::SimTrack> SimTrack::unpack(std::string msg)
+   std::unique_ptr<SimCore::SimTrack> SimTrack::unpack(std::string msgString)
    {
-      if (std::empty(msg) == false &&  msg != "NULL") 
+      if (std::empty(msgString) == false &&  msgString != "NULL") 
       {
-         WHISPER::Message whisperMessage(msg);
+         WHISPER::Message whisperMessage(msgString);
          return std::make_unique<SimTrack>(std::move(unpack(whisperMessage)));
       }