diff --git a/linphone/mediastreamer2/build/win32-novideo/mediastreamer2.def b/linphone/mediastreamer2/build/win32-novideo/mediastreamer2.def
index f8c592e13..8287deb3b 100755
--- a/linphone/mediastreamer2/build/win32-novideo/mediastreamer2.def
+++ b/linphone/mediastreamer2/build/win32-novideo/mediastreamer2.def
@@ -22,6 +22,7 @@ EXPORTS
 	ms_filter_set_notify_callback
 	
 	ms_snd_card_new
+	ms_snd_card_manager_destroy
 	ms_snd_card_manager_reload
 	ms_snd_card_manager_add_card
 	ms_snd_card_manager_register_desc
diff --git a/linphone/mediastreamer2/build/win32native/mediastreamer2.def b/linphone/mediastreamer2/build/win32native/mediastreamer2.def
index f880c1bf7..cbe1de937 100755
--- a/linphone/mediastreamer2/build/win32native/mediastreamer2.def
+++ b/linphone/mediastreamer2/build/win32native/mediastreamer2.def
@@ -22,6 +22,7 @@ EXPORTS
 	ms_filter_set_notify_callback
 	
 	ms_snd_card_new
+	ms_snd_card_manager_destroy
 	ms_snd_card_manager_reload
 	ms_snd_card_manager_add_card
 	ms_snd_card_manager_register_desc