diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,3 +1,8 @@
+## 0.1.0.1
+
+* Fix bug in `waitForProcess` that caused exit code to be lost
+* Minor doc improvements
+
 ## 0.1.0.0
 
 * Initial commit
diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -2,6 +2,9 @@
 
 [![Build Status](https://travis-ci.org/fpco/typed-process.svg?branch=master)](https://travis-ci.org/fpco/typed-process) [![Build status](https://ci.appveyor.com/api/projects/status/bhh7aekbgeqp7g5j/branch/master?svg=true)](https://ci.appveyor.com/project/snoyberg/typed-process/branch/master)
 
+API level documentation (Haddocks) may be [found on
+Stackage](https://www.stackage.org/package/typed-process).
+
 This library provides the ability to launch and interact with external
 processes. It wraps around the
 [process library](https://haskell-lang.org/library/process), and
diff --git a/src/System/Process/Typed.hs b/src/System/Process/Typed.hs
--- a/src/System/Process/Typed.hs
+++ b/src/System/Process/Typed.hs
@@ -84,7 +84,7 @@
 
 import qualified Data.ByteString as S
 import Data.ByteString.Lazy.Internal (defaultChunkSize)
-import Control.Exception (throwIO)
+import Control.Exception (assert, evaluate, throwIO)
 import Control.Monad (void)
 import Control.Monad.IO.Class
 import qualified System.Process as P
@@ -620,7 +620,9 @@
                 -- then call waitForProcess ourselves
                 Left _ -> do
                     P.terminateProcess pHandle
-                    void $ P.waitForProcess pHandle
+                    ec <- P.waitForProcess pHandle
+                    success <- atomically $ tryPutTMVar pExitCode ec
+                    evaluate $ assert success ()
 
     return Process {..}
   where
diff --git a/typed-process.cabal b/typed-process.cabal
--- a/typed-process.cabal
+++ b/typed-process.cabal
@@ -1,8 +1,8 @@
 name:                typed-process
-version:             0.1.0.0
+version:             0.1.0.1
 synopsis:            Run external processes, with strong typing of streams
 description:         Please see README.md
-homepage:            https://github.com/fpco/typed-process#readme
+homepage:            https://haskell-lang.org/library/typed-process
 license:             MIT
 license-file:        LICENSE
 author:              Michael Snoyman