diff --git a/apiary.cabal b/apiary.cabal
--- a/apiary.cabal
+++ b/apiary.cabal
@@ -1,8 +1,8 @@
 name:                apiary
-version:             0.12.1
-synopsis:            Simple and type safe web framework that can be automatically generate API document.
+version:             0.12.2
+synopsis:            Simple and type safe web framework that can be automatically generate API documentation.
 description:
-  Simple and type safe web framework that can be automatically generate API document.
+  Simple and type safe web framework that can be automatically generate API documentation.
   .
   @
   {-# LANGUAGE QuasiQuotes #-}
@@ -35,7 +35,7 @@
   .
     * type safe route filter.
   .
-    * auto generate API documentation(<https://github.com/philopon/apiary/blob/master/examples/api.hs>).
+    * auto generate API documentation(example: <https://github.com/philopon/apiary/blob/master/examples/api.hs>, <https://rawgit.com/philopon/apiary/master/examples/api.html>).
   .
   more examples: <https://github.com/philopon/apiary/blob/master/examples/>
 
diff --git a/src/Control/Monad/Apiary/Action.hs b/src/Control/Monad/Apiary/Action.hs
--- a/src/Control/Monad/Apiary/Action.hs
+++ b/src/Control/Monad/Apiary/Action.hs
@@ -36,6 +36,7 @@
     -- * Reexport
     , module Data.Default.Class
     , module Network.HTTP.Types.Status
+    , defaultDocumentationAction
     
     -- * deprecated
     , redirectFound, redirectSeeOther, source
diff --git a/src/Control/Monad/Apiary/Action/Internal.hs b/src/Control/Monad/Apiary/Action/Internal.hs
--- a/src/Control/Monad/Apiary/Action/Internal.hs
+++ b/src/Control/Monad/Apiary/Action/Internal.hs
@@ -41,19 +41,19 @@
 
 data ApiaryConfig = ApiaryConfig
     { -- | call when no handler matched.
-      notFound       :: Application
+      notFound            :: Application
       -- | used unless call 'status' function.
-    , defaultStatus  :: Status
+    , defaultStatus       :: Status
       -- | initial headers.
-    , defaultHeader  :: ResponseHeaders
+    , defaultHeader       :: ResponseHeaders
       -- | used by 'Control.Monad.Apiary.Filter.root' filter.
-    , rootPattern    :: [S.ByteString]
-    , mimeType       :: FilePath -> S.ByteString
-    , documentAction :: Documents -> ActionT IO ()
+    , rootPattern         :: [S.ByteString]
+    , mimeType            :: FilePath -> S.ByteString
+    , documentationAction :: Documents -> ActionT IO ()
     }
 
-defaultDocument :: Monad m => S.ByteString -> Documents -> ActionT m ()
-defaultDocument r d = do
+defaultDocumentationAction :: Monad m => S.ByteString -> Documents -> ActionT m ()
+defaultDocumentationAction r d = do
     p <- rawPathInfo <$> getRequest
     guard $ p == r
     contentType "text/html"
@@ -68,12 +68,12 @@
 
 instance Default ApiaryConfig where
     def = ApiaryConfig 
-        { notFound       = defNotFound
-        , defaultStatus  = ok200
-        , defaultHeader  = []
-        , rootPattern    = ["", "/", "/index.html", "/index.htm"]
-        , mimeType       = defaultMimeLookup . T.pack
-        , documentAction = defaultDocument "/api/document"
+        { notFound            = defNotFound
+        , defaultStatus       = ok200
+        , defaultHeader       = []
+        , rootPattern         = ["", "/", "/index.html", "/index.htm"]
+        , mimeType            = defaultMimeLookup . T.pack
+        , documentationAction = defaultDocumentationAction "/api/documentation"
         }
 
 convFile :: (S.ByteString, P.FileInfo L.ByteString) -> File
diff --git a/src/Control/Monad/Apiary/Internal.hs b/src/Control/Monad/Apiary/Internal.hs
--- a/src/Control/Monad/Apiary/Internal.hs
+++ b/src/Control/Monad/Apiary/Internal.hs
@@ -108,7 +108,7 @@
             -> ApiaryT '[] n m a -> m (Application, Documents)
 runApiaryT' run conf m = unApiaryT m (initialReader conf) (\_ w -> return w) >>= \wtr -> do
     let doc = docsToDocuments $ writerDoc wtr
-        app = execActionT conf $ hoistActionT run (writerHandler wtr) `mplus` documentAction conf doc
+        app = execActionT conf $ hoistActionT run (writerHandler wtr) `mplus` documentationAction conf doc
     return (app, doc)
 
 runApiaryT :: (Monad n, Monad m) => (forall b. n b -> IO b) -> ApiaryConfig
diff --git a/src/Data/Apiary/Document.hs b/src/Data/Apiary/Document.hs
--- a/src/Data/Apiary/Document.hs
+++ b/src/Data/Apiary/Document.hs
@@ -124,7 +124,7 @@
 defaultDocumentToHtml docs = H.docTypeHtml $ H.head headH <> H.body body
   where
     css u = H.link ! A.rel "stylesheet" ! A.href u
-    headH = H.title "API document" <>
+    headH = H.title "API documentation" <>
         css "//maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css"
 
     htmlQR (Strict   r) = toHtml (show r)