diff --git a/linphone/mediastreamer2/build/win32native/mediastreamer2.def b/linphone/mediastreamer2/build/win32native/mediastreamer2.def
index de2638fac..4cc2b93d7 100755
--- a/linphone/mediastreamer2/build/win32native/mediastreamer2.def
+++ b/linphone/mediastreamer2/build/win32native/mediastreamer2.def
@@ -22,6 +22,8 @@ EXPORTS
 	ms_filter_new_from_name
 	ms_filter_set_notify_callback
 	
+	ms_snd_card_new
+	ms_snd_card_manager_add_card
 	ms_snd_card_manager_register_desc
 	ms_snd_card_create_reader
 	ms_snd_card_create_writer