diff --git a/src/Data/Warc.hs b/src/Data/Warc.hs
--- a/src/Data/Warc.hs
+++ b/src/Data/Warc.hs
@@ -10,6 +10,38 @@
 -- This module provides a streaming parser and encoder for WARC archives for use
 -- with the @pipes@ package.
 --
+-- Here is a simple example which walks throught the WARC file:
+--
+-- > {-# LANGUAGE RecordWildCards #-}
+-- > {-# LANGUAGE OverloadedStrings #-}
+-- > 
+-- > module Main where
+-- > 
+-- > import Control.Lens
+-- > import Control.Monad.IO.Class
+-- > import qualified Data.ByteString as B
+-- > import Data.Warc
+-- > import qualified Pipes as P
+-- > import Pipes.ByteString (fromHandle)
+-- > import System.IO
+-- > 
+-- > iterFunc :: Record IO b -> IO b
+-- > iterFunc Record {..} = do
+-- >   case recHeader ^. recHeaders . at "Content-Type" of
+-- >     Just ct -> liftIO $ putStrLn ("Content-Type: " ++ show ct)
+-- >     Nothing -> return ()
+-- >   r <-
+-- >     liftIO $ P.runEffect $ P.for recContent $ \x -> do
+-- >       liftIO $ putStrLn ("Got bytes: " ++ show (B.length x))
+-- >       return ()
+-- >   return r
+-- > 
+-- > main :: IO ()
+-- > main = do
+-- >   withFile "example.warc" ReadMode $ \h -> do
+-- >     _ <- iterRecords iterFunc (parseWarc (fromHandle h))
+-- >     return ()
+--
 module Data.Warc
     ( Warc(..)
     , Record(..)
diff --git a/warc.cabal b/warc.cabal
--- a/warc.cabal
+++ b/warc.cabal
@@ -1,5 +1,5 @@
 name:                warc
-version:             1.0.3
+version:             1.0.4
 synopsis:            A parser for the Web Archive (WARC) format
 description:         A streaming parser for the Web Archive (WARC) format.
 homepage:            http://github.com/bgamari/warc
@@ -10,6 +10,7 @@
 copyright:           (c) 2015 Ben Gamari
 category:            Data
 build-type:          Simple
+tested-with:         GHC ==7.10.3, GHC ==8.0.2, GHC ==8.2.2, GHC ==8.4.1
 cabal-version:       >=1.10
 
 source-repository head
@@ -20,19 +21,19 @@
   exposed-modules:     Data.Warc, Data.Warc.Header
   other-extensions:    RankNTypes, OverloadedStrings, TemplateHaskell
   hs-source-dirs:      src
-  build-depends:       base >=4.8 && <4.11,
-                       pipes >=4.1 && <4.3,
+  build-depends:       base >=4.8 && <4.12,
+                       pipes >=4.1 && <4.4,
                        attoparsec >=0.12 && <0.14,
                        unordered-containers >=0.2 && <0.3,
                        hashable >=1.2 && <1.3,
                        bytestring >=0.10 && <0.11,
                        pipes-bytestring >=2.1 && <2.2,
                        transformers >=0.4 && <0.6,
-                       lens >=4.7 && <4.16,
+                       lens >=4.7 && <4.18,
                        pipes-attoparsec >=0.5 && <0.6,
-                       free >=4.10 && <4.13,
+                       free >=4.10 && <5.2,
                        errors >=1.4 && <3.0,
-                       time >=1.5 && <1.7,
+                       time >=1.5 && <1.10,
                        text >=1.2 && <1.3,
                        mmorph >= 1.0 && <1.2
   default-language:    Haskell2010