diff --git a/lib/chibi/net.sld b/lib/chibi/net.sld
index f1344f16..1522a5b2 100644
--- a/lib/chibi/net.sld
+++ b/lib/chibi/net.sld
@@ -7,7 +7,8 @@
           send receive! receive
           address-info-family address-info-socket-type address-info-protocol
           address-info-address address-info-address-length address-info-next
-          address-family/unix address-family/inet address-family/unspecified
+          address-family/unix address-family/inet address-family/inet6
+          address-family/unspecified
           socket-type/stream socket-type/datagram socket-type/raw
           ip-proto/ip ip-proto/tcp ip-proto/udp
           ai/passive ai/canonname ai/numeric-host
diff --git a/lib/chibi/net.stub b/lib/chibi/net.stub
index 568a4077..e9adfac9 100644
--- a/lib/chibi/net.stub
+++ b/lib/chibi/net.stub
@@ -80,6 +80,7 @@
 (define-c-const int (address-family/unspecified "AF_UNSPEC"))
 (define-c-const int (address-family/unix "AF_UNIX"))
 (define-c-const int (address-family/inet "AF_INET"))
+(define-c-const int (address-family/inet6 "AF_INET6"))
 (define-c-const int (socket-type/stream "SOCK_STREAM"))
 (define-c-const int (socket-type/datagram "SOCK_DGRAM"))
 (define-c-const int (socket-type/raw "SOCK_RAW"))