diff --git a/libmpdemux/stream_ftp.c b/libmpdemux/stream_ftp.c
index b52b3194c7..1260f19291 100644
--- a/libmpdemux/stream_ftp.c
+++ b/libmpdemux/stream_ftp.c
@@ -7,6 +7,7 @@
 #include <stdio.h>
 
 #include <sys/types.h>
+#include <sys/socket.h>
 #include <sys/stat.h>
 #include <fcntl.h>
 #include <unistd.h>