diff --git a/ChangeLog b/ChangeLog
index 9b6f19c..1b9659b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2014-11-02 v5.2.1.0
+        * Fix `newTempDir` on Windows
+        * GhcModT's liftIO instance now converts GhcMOdError exceptions
+          into monadic failures
+
 2014-10-30 v5.2.0.0
         * Return type of `loadSymbolDb` is now in GhcModT
         * Function `dumpSymbol` now takes the path of the target directory
diff --git a/elisp/ghc.el b/elisp/ghc.el
index 6c9b8e6..5d5f06c 100644
--- a/elisp/ghc.el
+++ b/elisp/ghc.el
@@ -28,7 +28,7 @@
 	       (< emacs-minor-version minor)))
       (error "ghc-mod requires at least Emacs %d.%d" major minor)))
 
-(defconst ghc-version "5.2.0.0")
+(defconst ghc-version "5.2.1.0")
 
 ;; (eval-when-compile
 ;;  (require 'haskell-mode))
diff --git a/ghc-mod.cabal b/ghc-mod.cabal
index 64a05fb..1ca6050 100644
--- a/ghc-mod.cabal
+++ b/ghc-mod.cabal
@@ -1,5 +1,5 @@
 Name:                   ghc-mod
-Version:                5.2.0.0
+Version:                5.2.1.0
 Author:                 Kazu Yamamoto <kazu@iij.ad.jp>
                         Daniel Gröber <dxld@darkboxed.org>
                         Alejandro Serrano <trupill@gmail.com>