diff --git a/fficxx-runtime/fficxx-runtime.cabal b/fficxx-runtime/fficxx-runtime.cabal
index 39074667..4552a82f 100644
--- a/fficxx-runtime/fficxx-runtime.cabal
+++ b/fficxx-runtime/fficxx-runtime.cabal
@@ -1,14 +1,15 @@
 Name:           fficxx-runtime
 Version:        0.6
 Synopsis:       Runtime for fficxx-generated library
-Description:    Runtime for fficxx-generated library
+Description:    Runtime for fficxx-generated library.
+                fficxx is an automatic haskell Foreign Function Interface (FFI) generator to C++.
 License:        BSD3
 License-file:   LICENSE
 Author:         Ian-Woo Kim
 Maintainer:     Ian-Woo Kim <ianwookim@gmail.com>
 Build-Type:     Simple
 Category:       FFI Tools
-Cabal-Version:  >= 1.8
+Cabal-Version:  >= 1.10
 Data-files:
 
 Source-repository head
@@ -17,8 +18,8 @@ Source-repository head
 
 Library
   hs-source-dirs: src
+  default-language: Haskell2010
   ghc-options:  -Wall -funbox-strict-fields -fno-warn-unused-do-bind
-  ghc-prof-options: -caf-all -auto-all
   Build-Depends:
                  base == 4.*,
                  bytestring,
diff --git a/fficxx/fficxx.cabal b/fficxx/fficxx.cabal
index bf781462..326c2582 100644
--- a/fficxx/fficxx.cabal
+++ b/fficxx/fficxx.cabal
@@ -1,14 +1,14 @@
 Name:           fficxx
 Version:        0.6
-Synopsis:       automatic C++ binding generation
-Description:    automatic C++ binding generation
+Synopsis:       Automatic C++ binding generation
+Description:    fficxx is an automatic haskell Foreign Function Interface (FFI) generator to C++.
 License:        BSD3
 License-file:   LICENSE
 Author:         Ian-Woo Kim
 Maintainer:     Ian-Woo Kim <ianwookim@gmail.com>
 Build-Type:     Simple
 Category:       FFI Tools
-Cabal-Version:  >= 1.8
+Cabal-Version:  >= 1.10
 
 Source-repository head
   type: git
@@ -16,6 +16,7 @@ Source-repository head
 
 Library
   hs-source-dirs: src
+  default-language: Haskell2010  
   Build-Depends: base == 4.*
                , aeson
                , aeson-pretty
@@ -67,5 +68,3 @@ Library
                -funbox-strict-fields
                -fno-warn-unused-do-bind
                -fno-warn-missing-signatures
-               -O2
-  ghc-prof-options: -caf-all -auto-all