diff --git a/linphone/mediastreamer2/build/win32native/mediastreamer2.def b/linphone/mediastreamer2/build/win32native/mediastreamer2.def
index cbe1de937..154f320db 100755
--- a/linphone/mediastreamer2/build/win32native/mediastreamer2.def
+++ b/linphone/mediastreamer2/build/win32native/mediastreamer2.def
@@ -67,6 +67,7 @@ EXPORTS
 
 	ms_display_new
 	ms_display_set_window_id
+	ms_display_desc_set_default
 	ms_display_destroy
 
 	video_preview_stop