diff --git a/src/graphs3d/utils/qgraphs3dnamespace.h b/src/graphs3d/utils/qgraphs3dnamespace.h
index 232e67d1..fda40922 100644
--- a/src/graphs3d/utils/qgraphs3dnamespace.h
+++ b/src/graphs3d/utils/qgraphs3dnamespace.h
@@ -10,7 +10,7 @@ QT_BEGIN_NAMESPACE
 
 namespace QtGraphs3D {
 
-Q_GRAPHS_EXPORT Q_NAMESPACE
+Q_NAMESPACE_EXPORT(Q_GRAPHS_EXPORT)
 QML_NAMED_ELEMENT(Graphs3D)
 
 enum class SelectionFlag {