diff --git a/contrib/netbsd-tests/lib/libc/sys/t_listen.c b/contrib/netbsd-tests/lib/libc/sys/t_listen.c
index 71201d30af9..1de1e874f69 100644
--- a/contrib/netbsd-tests/lib/libc/sys/t_listen.c
+++ b/contrib/netbsd-tests/lib/libc/sys/t_listen.c
@@ -36,6 +36,10 @@
 #include <arpa/inet.h>
 #include <netinet/in.h>
 
+#if defined(__FreeBSD__)
+#include <sys/socket.h>
+#endif
+
 static const char *path = "listen";
 
 ATF_TC_WITH_CLEANUP(listen_err);