diff --git a/mix/CodeModel.h b/mix/CodeModel.h
index 9295c38f0..95c44febe 100644
--- a/mix/CodeModel.h
+++ b/mix/CodeModel.h
@@ -157,7 +157,7 @@ class GasMap: public QObject
 	Q_PROPERTY(bool isInfinite MEMBER m_isInfinite CONSTANT)
 
 public:
-	GasMap(int _start, int _end, QString _gas, bool _isInfinite, QObject _parent): QObject(_parent), m_start(_start), m_end(_end), m_gas(_gas), m_isInfinite(_isInfinite) { QQmlEngine::setObjectOwnership(this, QQmlEngine::JavaScriptOwnership); }
+	GasMap(int _start, int _end, QString _gas, bool _isInfinite, QObject* _parent): QObject(_parent), m_start(_start), m_end(_end), m_gas(_gas), m_isInfinite(_isInfinite) { QQmlEngine::setObjectOwnership(this, QQmlEngine::JavaScriptOwnership); }
 
 	int m_start;
 	int m_end;