diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,5 +1,10 @@
 # Revision history for staversion
 
+## 0.1.3.2  -- 2017-01-05
+
+* Fix dependency lower bound for `base`.
+  It was `>=4.6`, but now it's `>=4.8` due to dependency on `megaparsec`.
+
 ## 0.1.3.1  -- 2017-01-03
 
 * Now staversion can parse the "curly brace" format of .cabal files (to some extent.)
diff --git a/staversion.cabal b/staversion.cabal
--- a/staversion.cabal
+++ b/staversion.cabal
@@ -1,5 +1,5 @@
 name:                   staversion
-version:                0.1.3.1
+version:                0.1.3.2
 author:                 Toshio Ito <debug.ito@gmail.com>
 maintainer:             Toshio Ito <debug.ito@gmail.com>
 license:                BSD3
@@ -44,7 +44,7 @@
                         Staversion.Internal.Format
   other-modules:        Paths_staversion,
                         Staversion.Internal.HTTP
-  build-depends:        base >=4.6 && <4.10,
+  build-depends:        base >=4.8 && <4.10,
                         unordered-containers >=0.2.3 && <0.3,
                         aeson >=0.8.0 && <1.2,
                         text >=0.11.3 && <1.3,
