diff --git a/libc/kernel/tools/defaults.py b/libc/kernel/tools/defaults.py
index 4227de7..b35f72b 100644
--- a/libc/kernel/tools/defaults.py
+++ b/libc/kernel/tools/defaults.py
@@ -71,6 +71,7 @@
           "__cmsg_nxthdr",                    # linux/socket.h
           "cmsg_nxthdr",                      # linux/socket.h
           "ipt_get_target",
+          "ip6t_get_target",
         ]
     )