diff --git a/contrib/netbsd-tests/lib/libc/stdlib/h_getopt.c b/contrib/netbsd-tests/lib/libc/stdlib/h_getopt.c
index 074e4ddf3b2..58ecd9639cd 100644
--- a/contrib/netbsd-tests/lib/libc/stdlib/h_getopt.c
+++ b/contrib/netbsd-tests/lib/libc/stdlib/h_getopt.c
@@ -34,6 +34,9 @@
 #include <stdlib.h>
 #include <unistd.h>
 #include <err.h>
+#if defined(__FreeBSD__)
+#include <libutil.h>
+#endif
 
 #define	WS	"\t\n "
 #define	debug	0