diff --git a/elisp/ghc.el b/elisp/ghc.el
index 7da80fb..73d9262 100644
--- a/elisp/ghc.el
+++ b/elisp/ghc.el
@@ -19,7 +19,7 @@
 
 ;;; Code:
 
-(defconst ghc-version "4.0.2")
+(defconst ghc-version "4.1.0")
 
 ;; (eval-when-compile
 ;;  (require 'haskell-mode))
diff --git a/ghc-mod.cabal b/ghc-mod.cabal
index 8bdcdf6..1e44aa9 100644
--- a/ghc-mod.cabal
+++ b/ghc-mod.cabal
@@ -1,5 +1,5 @@
 Name:                   ghc-mod
-Version:                4.0.2
+Version:                4.1.0
 Author:                 Kazu Yamamoto <kazu@iij.ad.jp>
 Maintainer:             Kazu Yamamoto <kazu@iij.ad.jp>
 License:                BSD3