diff --git a/src/modules/module-pipe-tunnel.c b/src/modules/module-pipe-tunnel.c
index eaf6aca11..c95edbfc3 100644
--- a/src/modules/module-pipe-tunnel.c
+++ b/src/modules/module-pipe-tunnel.c
@@ -8,6 +8,7 @@
 #include <errno.h>
 #include <sys/types.h>
 #include <sys/stat.h>
+#include <sys/uio.h>
 #include <fcntl.h>
 #include <unistd.h>
 #include <stdlib.h>