diff --git a/src/blackcore/voice.cpp b/src/blackcore/voice.cpp
index 527c13e61..125bb4543 100644
--- a/src/blackcore/voice.cpp
+++ b/src/blackcore/voice.cpp
@@ -10,6 +10,9 @@ namespace BlackCore
     IVoice::IVoice(QObject *parent) : QObject(parent)
     {
         // http://qt-project.org/forums/viewthread/27495
+        qRegisterMetaType<IVoice::ComUnit>("ComUnit");
         qRegisterMetaType<IVoice::ComUnit>("IVoice::ComUnit");
+        qRegisterMetaType<IVoice::ConnectionStatus>("ConnectionStatus");
+        qRegisterMetaType<IVoice::ConnectionStatus>("IVoice::ConnectionStatus");
     }
 }
diff --git a/src/blackcore/voice.h b/src/blackcore/voice.h
index eefe1c856..d78366051 100644
--- a/src/blackcore/voice.h
+++ b/src/blackcore/voice.h
@@ -267,5 +267,6 @@ namespace BlackCore
 } // namespace BlackCore
 
 Q_DECLARE_METATYPE(BlackCore::IVoice::ComUnit)
+Q_DECLARE_METATYPE(BlackCore::IVoice::ConnectionStatus)
 
 #endif // guard