diff --git libavformat/libavformat.v libavformat/libavformat.v
index e90aef7..f144689 100644
--- libavformat/libavformat.v
+++ libavformat/libavformat.v
@@ -16,5 +16,7 @@ LIBAVFORMAT_$MAJOR {
                 ffurl_write;
                 #those are deprecated, remove on next bump
                 url_feof;
+		# Avidemux
+		ffurl_protocol_next;
         local: *;
 };
