diff --git a/apiary-cookie.cabal b/apiary-cookie.cabal
--- a/apiary-cookie.cabal
+++ b/apiary-cookie.cabal
@@ -1,5 +1,5 @@
 name:                apiary-cookie
-version:             1.0.0
+version:             1.0.0.1
 synopsis:            Cookie support for apiary web framework.
 description:
   example: <https://github.com/philopon/apiary/blob/master/examples/auth.hs>
@@ -12,7 +12,7 @@
 copyright:           (c) 2014 Hirotomo Moriwaki
 category:            Web
 build-type:          Simple
-stability:           experimental
+stability:           stable
 -- extra-source-files:  
 cabal-version:       >=1.10
 
diff --git a/src/Web/Apiary/Cookie.hs b/src/Web/Apiary/Cookie.hs
--- a/src/Web/Apiary/Cookie.hs
+++ b/src/Web/Apiary/Cookie.hs
@@ -47,10 +47,10 @@
 -- example:
 --
 -- @
--- cookie "foo" (pFirst pInt)  -- get first Int parameter from foo.
--- cookie "bar" (pOption pDouble)  -- get first Double parameter from bar, allows no cookie.
--- cookie "baz" (pMany (pMaybe pString))  -- get zero or more baz cookies. allows cookie decrypt failure.
--- cookie "baz" (Proxy :: Proxy (LimitSome [int|100|] ByteString)) -- get raw cookies up to 100 entries.
+-- cookie [key|foo|] (pFirst pInt)  -- get first Int parameter from foo.
+-- cookie [key|bar|] (pOption pDouble)  -- get first Double parameter from bar, allows no cookie.
+-- cookie [key|baz|] (pMany (pMaybe pString))  -- get zero or more baz cookies. allows cookie decrypt failure.
+-- cookie [key|baz|] (Proxy :: Proxy (LimitSome [int|100|] ByteString)) -- get raw cookies up to 100 entries.
 -- @
 cookie :: (Strategy w, Monad actM, NotMember k prms, KnownSymbol k)
        => proxy k