diff --git a/dlls/dmusic/port.c b/dlls/dmusic/port.c
index 618c2e39340..5c4e848625e 100644
--- a/dlls/dmusic/port.c
+++ b/dlls/dmusic/port.c
@@ -276,8 +276,13 @@ static ULONG WINAPI IDirectMusicPortDownloadImpl_Release (LPDIRECTMUSICPORTDOWNL
 /* IDirectMusicPortDownload Interface follow: */
 static HRESULT WINAPI IDirectMusicPortDownloadImpl_GetBuffer (LPDIRECTMUSICPORTDOWNLOAD iface, DWORD dwDLId, IDirectMusicDownload** ppIDMDownload) {
 	ICOM_THIS_MULTI(IDirectMusicPortImpl, lpDownloadVtbl, iface);
+
 	FIXME("(%p/%p)->(%d, %p): stub\n", This, iface, dwDLId, ppIDMDownload);
-	return S_OK;
+
+	if (!ppIDMDownload)
+		return E_POINTER;
+
+	return DMUSIC_CreateDirectMusicDownloadImpl(&IID_IDirectMusicDownload, (LPVOID*)ppIDMDownload, NULL);
 }
 
 static HRESULT WINAPI IDirectMusicPortDownloadImpl_AllocateBuffer (LPDIRECTMUSICPORTDOWNLOAD iface, DWORD dwSize, IDirectMusicDownload** ppIDMDownload) {