diff --git a/pgdl.cabal b/pgdl.cabal
--- a/pgdl.cabal
+++ b/pgdl.cabal
@@ -1,6 +1,6 @@
 
 name:                pgdl
-version:             10.5
+version:             10.6
 license:             PublicDomain
 license-file:        LICENSE
 author:              mingchuan
@@ -39,7 +39,7 @@
                        data-default,
                        tagsoup,
                        directory-listing-webpage-parser >= 0.1.1.0,
-                       brick >= 0.13 && < 0.16, vty, microlens,
+                       brick >= 0.13 && < 0.17, vty, microlens,
                        conduit, conduit-extra,
                        http-conduit, http-types, resourcet,
                        configurator >= 0.3,
diff --git a/src/DownloadInterface.hs b/src/DownloadInterface.hs
--- a/src/DownloadInterface.hs
+++ b/src/DownloadInterface.hs
@@ -1,6 +1,7 @@
 {-# LANGUAGE OverloadedStrings #-}
 {-# LANGUAGE LambdaCase#-}
 {-# OPTIONS_GHC -fno-warn-unused-do-bind #-}
+{-# LANGUAGE CPP #-}
 
 module DownloadInterface (downloadInterface, DownloadSettings(..))
 where
@@ -17,13 +18,16 @@
 import Control.Monad.IO.Class
 import Control.Concurrent
 import Control.Applicative
-import qualified Control.Concurrent.Chan as C
 import Network.HTTP.Conduit
 import Network.HTTP.Types.Header
 import System.Posix.Files
 import System.Process
 import qualified System.IO as IO
 import Distribution.System
+import qualified Control.Concurrent.Chan as C
+#if MIN_VERSION_brick(0, 16, 0)
+import qualified Brick.BChan as BC
+#endif
 
 import qualified Graphics.Vty as V
 import qualified Brick.Main as M
@@ -61,9 +65,15 @@
 
 downloadInterface :: DownloadSettings -> IO () 
 downloadInterface dSettings = do
+#if MIN_VERSION_brick(0, 16, 0)
+    eventChan <- BC.newBChan 100000000 -- select a big enough number
+    unless (justOpen dSettings) . void . forkIO $
+        download dSettings (BC.writeBChan eventChan)
+#else
     eventChan <- C.newChan 
     unless (justOpen dSettings) . void . forkIO $
         download dSettings (C.writeChan eventChan)
+#endif
     progressBarTotSize <- if justOpen dSettings
                           then getLocalFileSize (T.unpack $ localStoragePath dSettings) >>= \case
                                 Nothing -> error "file do not exist."