diff --git a/documentation.md b/documentation.md
index 004c76d..b59ed15 100644
--- a/documentation.md
+++ b/documentation.md
@@ -225,7 +225,7 @@ runProcess  :: LocalNode -> Process () -> IO ()
 {% endhighlight %}
 
 Once we've spawned some processes, they can communicate with one another
-using the messaging primitives provided by [distributed-processes][distributed-processes],
+using the messaging primitives provided by [distributed-process][distributed-process],
 which are well documented in the haddocks.
 
 ### What is Serializable
@@ -499,7 +499,7 @@ API, which looks a lot like `Async` but manages exit signals in a single thread
 configurable task pools and task supervision strategy part of its API.
 
 More complex examples of the `ManagedProcess` API can be seen in the
-[Managed Processes tutorial](tutorials/tutorial3.html). API documentation for HEAD is available
+[Managed Processes tutorial](tutorials/4ch.html). API documentation for HEAD is available
 [here][d-p-client-server-ManagedProcess].
 
 ### Supervision Trees