diff --git a/linphone/oRTP/build/win32native/ortp.def b/linphone/oRTP/build/win32native/ortp.def
index c8031b74a..41e631e52 100755
--- a/linphone/oRTP/build/win32native/ortp.def
+++ b/linphone/oRTP/build/win32native/ortp.def
@@ -180,4 +180,6 @@ EXPORTS
 	
 	payload_type_set_recv_fmtp
 	rtp_session_get_local_port
-	
\ No newline at end of file
+	rtp_session_get_jitter_buffer_params
+
+	copyb