diff --git a/libs/qm-dsp/base/SincWindow.h b/libs/qm-dsp/base/SincWindow.h
index bb35d90c20..02de928679 100644
--- a/libs/qm-dsp/base/SincWindow.h
+++ b/libs/qm-dsp/base/SincWindow.h
@@ -37,7 +37,7 @@ public:
     }
 
     const double *getWindow() const { 
-	return m_window.data();
+	return &m_window[0];
     }
 
     void cut(double *src) const {