diff --git a/dlls/wininet/ftp.c b/dlls/wininet/ftp.c
index e136c87157b..2963a0aecad 100644
--- a/dlls/wininet/ftp.c
+++ b/dlls/wininet/ftp.c
@@ -26,6 +26,7 @@
 #ifdef HAVE_NETINET_IH_H
 # include <netinet/in.h>
 #endif
+#include <netinet/in.h>
 #include <netinet/ip.h>
 
 #include "winbase.h"