diff --git a/Text/Regex/Literal.hs b/Text/Regex/Literal.hs
--- a/Text/Regex/Literal.hs
+++ b/Text/Regex/Literal.hs
@@ -13,26 +13,31 @@
 
   Sample code:
 
->    { -# LANGUAGE QuasiQuotes, OverloadedStrings, CPP #- }
+>    { -# LANGUAGE QuasiQuotes, OverloadedStrings #- }
 >    -- Due to Haddock limitation, spaces are inserted after and before "}".
 >    -- Remove them if you copy this.
 >
 >    import Text.Regex.Literal
 >    import Text.Regex.Posix
 >
->    -- Regular expression as the String literal
->    -- regexp :: Regex
->    -- regexp = makeRegex ("\\\\(foo)\\\\(bar\\.c)" :: String)
->    
 >    -- Regular expression as the regular expression literal
 >    regexp :: Regex
->    -- Due to Haddock limitation, spaces are inserted between "-"s.
->    -- Remove them if you copy this.
->    #if _ _GLASGOW_HASKELL_ _ >= 700
->    regexp = [re|\\(foo)\\(bar\.c)|]
->    #else
 >    regexp = [$re|\\(foo)\\(bar\.c)|]
->    #endif
+>
+>    -- Regular expression as the String literal
+>    -- regexp :: Regex
+>    -- regexp = makeRegex ("\\\\(foo)\\\\(bar\\.c)" :: String)
+
+  GHC 6.12.3 or earlier requires the dollar sign before \"re\".
+
+  GHC 7.0.1 does not allow the dollar sign before \"re\".
+
+  GHC 7.0.2 or later allows the dollar sign before \"re\" as an
+  obsoleted syntax.
+
+  So, use GHC other than 7.0.1 and specify the dollor sign for
+  portability.
+
 -}
 module Text.Regex.Literal (re) where
 
diff --git a/relit.cabal b/relit.cabal
--- a/relit.cabal
+++ b/relit.cabal
@@ -1,5 +1,5 @@
 Name:                   relit
-Version:                0.1.1
+Version:                0.1.2
 Author:                 Kazu Yamamoto <kazu@iij.ad.jp>
 Maintainer:             Kazu Yamamoto <kazu@iij.ad.jp>
 License:                BSD3