diff --git a/hbc b/hbc
index 7f8db1d..54f1882 100755
--- a/hbc
+++ b/hbc
@@ -175,7 +175,7 @@ def createConnections(hosts):
 			return None
 		for r in rs:
 			if verbose: print "address %s" % str(r)
-			if r[0] in [10, 28, 30]:
+			if r[0] in [10, 24, 28, 30]:	# for Linux, NetBSD, FreeBSD
 				af=socket.AF_INET6
 			elif r[0] == 2:
 				af=socket.AF_INET