diff --git a/mighttpd2.cabal b/mighttpd2.cabal
--- a/mighttpd2.cabal
+++ b/mighttpd2.cabal
@@ -1,5 +1,5 @@
 Name:                   mighttpd2
-Version:                3.0.0
+Version:                3.0.1
 Author:                 Kazu Yamamoto <kazu@iij.ad.jp>
 Maintainer:             Kazu Yamamoto <kazu@iij.ad.jp>
 License:                BSD3
diff --git a/src/Server.hs b/src/Server.hs
--- a/src/Server.hs
+++ b/src/Server.hs
@@ -8,7 +8,7 @@
 import Control.Monad (void, unless, when)
 import qualified Data.ByteString.Char8 as BS (pack)
 import Network (Socket, sClose)
-import qualified Network.HTTP.Client.Manager as H
+import qualified Network.HTTP.Client as H
 import Network.Wai.Application.Classic hiding ((</>), (+++))
 import Network.Wai.Handler.Warp
 import System.Exit (ExitCode(..), exitSuccess)