diff --git a/Browse.hs b/Browse.hs
--- a/Browse.hs
+++ b/Browse.hs
@@ -10,9 +10,17 @@
 ----------------------------------------------------------------
 
 browseModule :: Options -> String -> IO String
-browseModule opt mdlName = convert opt . validate <$> browse mdlName
+browseModule opt mdlName = convert opt . format <$> browse mdlName
   where
-    validate = sort . filter (isAlpha.head)
+    format
+      | operators opt = formatOps
+      | otherwise     = removeOps
+    removeOps = sort . filter (isAlpha.head)
+    formatOps = sort . map formatOps'
+    formatOps' x@(s:_)
+      | isAlpha s = x
+      | otherwise = '(' : x ++ ")"
+    formatOps' [] = error "formatOps'"
 
 browse :: String -> IO [String]
 browse mdlName = withGHC $ do
diff --git a/GHCMod.hs b/GHCMod.hs
--- a/GHCMod.hs
+++ b/GHCMod.hs
@@ -21,15 +21,15 @@
 ----------------------------------------------------------------
 
 usage :: String
-usage =    "ghc-mod version 0.5.1\n"
+usage =    "ghc-mod version 0.5.3\n"
         ++ "Usage:\n"
-        ++ "\t ghc-mod [-l] list\n"
-        ++ "\t ghc-mod [-l] lang\n"
-        ++ "\t ghc-mod [-l] browse <module> [<module> ...]\n"
+        ++ "\t ghc-mod list [-l]\n"
+        ++ "\t ghc-mod lang [-l]\n"
+        ++ "\t ghc-mod browse [-l] [-o] <module> [<module> ...]\n"
         ++ "\t ghc-mod check <HaskellFile>\n"
         ++ "\t ghc-mod type <HaskellFile> <module> <expression>\n"
         ++ "\t ghc-mod info <HaskellFile> <module> <expression>\n"
-        ++ "\t ghc-mod [-h opt] lint <HaskellFile>\n"
+        ++ "\t ghc-mod lint [-h opt] <HaskellFile>\n"
         ++ "\t ghc-mod boot\n"
         ++ "\t ghc-mod help\n"
 
@@ -39,6 +39,7 @@
 defaultOptions = Options {
     convert = toPlain
   , hlintOpts = []
+  , operators = False
   }
 
 argspec :: [OptDescr (Options -> Options)]
@@ -48,6 +49,9 @@
           , Option "h" ["hlintOpt"]
             (ReqArg (\h opts -> opts { hlintOpts = h : hlintOpts opts }) "hlintOpt")
             "hint to be ignored"
+          , Option "o" ["operators"]
+            (NoArg (\opts -> opts { operators = True }))
+            "print operators, too"
           ]
 
 parseArgs :: [OptDescr (Options -> Options)] -> [String] -> (Options, [String])
diff --git a/Types.hs b/Types.hs
--- a/Types.hs
+++ b/Types.hs
@@ -11,6 +11,7 @@
 data Options = Options {
     convert   :: [String] -> String
   , hlintOpts :: [String]
+  , operators :: Bool
   }
 
 withGHC :: (MonadPlus m) => Ghc (m a) -> IO (m a)
diff --git a/elisp/ghc.el b/elisp/ghc.el
--- a/elisp/ghc.el
+++ b/elisp/ghc.el
@@ -16,7 +16,7 @@
 
 ;;; Code:
 
-(defconst ghc-version "0.5.0")
+(defconst ghc-version "0.5.3")
 
 ;; (eval-when-compile
 ;;  (require 'haskell-mode))
diff --git a/ghc-mod.cabal b/ghc-mod.cabal
--- a/ghc-mod.cabal
+++ b/ghc-mod.cabal
@@ -1,5 +1,5 @@
 Name:                   ghc-mod
-Version:                0.5.2
+Version:                0.5.3
 Author:                 Kazu Yamamoto <kazu@iij.ad.jp>
 Maintainer:             Kazu Yamamoto <kazu@iij.ad.jp>
 License:                BSD3