diff --git a/src/kernel/qsound.h b/src/kernel/qsound.h
index 72759a70..52bf794a 100644
--- a/src/kernel/qsound.h
+++ b/src/kernel/qsound.h
@@ -101,7 +101,7 @@ public:
     virtual ~TQAuBucket();
 };
 
-class TQAuServer : public TQObject {
+class Q_EXPORT TQAuServer : public TQObject {
     Q_OBJECT
 
 public: