diff --git a/reference/mongo/writeconcerns.xml b/reference/mongo/writeconcerns.xml
index 4ab4efa06a..18779e77d7 100644
--- a/reference/mongo/writeconcerns.xml
+++ b/reference/mongo/writeconcerns.xml
@@ -28,7 +28,7 @@
   <para>
    Even though a <literal>getLastError</literal> command times out the data
    will most likely have been written to the primary server and will be
-   replicated to all the secondaries once they have cought up.
+   replicated to all the secondaries once they have caught up.
   </para>
   <para>
    The typical reasons for a timeout to happen is if you specify a Write