diff --git a/docs/manual.rst b/docs/manual.rst
index 8227a9370..23974f458 100644
--- a/docs/manual.rst
+++ b/docs/manual.rst
@@ -6828,7 +6828,7 @@ libtorrent starts 2 or 3 threads.
 
  * The second thread is the disk I/O thread. All disk read and write operations
    are passed to this thread and messages are passed back to the main thread when
-   the operation compeltes. The disk thread also verifies the piece hashes.
+   the operation completes. The disk thread also verifies the piece hashes.
 
  * The third and forth threads are spawned by asio on systems that don't support
    non-blocking host name resolution to simulate non-blocking getaddrinfo().