diff --git a/test/test-udp-multicast-join6.c b/test/test-udp-multicast-join6.c
index c6872e42..430e4e33 100644
--- a/test/test-udp-multicast-join6.c
+++ b/test/test-udp-multicast-join6.c
@@ -33,6 +33,7 @@
 #if defined(__APPLE__)          || \
     defined(_AIX)               || \
     defined(__MVS__)            || \
+    defined(__FreeBSD__)        || \
     defined(__NetBSD__)         || \
     defined(__OpenBSD__)
   #define MULTICAST_ADDR "ff02::1%lo0"