diff --git a/dns.cabal b/dns.cabal
--- a/dns.cabal
+++ b/dns.cabal
@@ -1,5 +1,5 @@
 Name:                   dns
-Version:                0.1.0
+Version:                0.1.1
 Author:                 Kazu Yamamoto <kazu@iij.ad.jp>
 Maintainer:             Kazu Yamamoto <kazu@iij.ad.jp>
 License:                BSD3
@@ -29,7 +29,7 @@
   Build-Depends:        base >= 4 && < 5, haskell98,
                         binary, iproute,
                         containers, mtl, bytestring,
-                        network, network-bytestring
+                        network >= 2.3
 Source-Repository head
   Type:                 git
   Location:             git://github.com/kazu-yamamoto/dns.git