diff --git a/source/data-operations-manual.html.md.erb b/source/data-operations-manual.html.md.erb
index 2f014d5..d83b130 100644
--- a/source/data-operations-manual.html.md.erb
+++ b/source/data-operations-manual.html.md.erb
@@ -69,8 +69,7 @@ digital_land add-endpoints-and-lookups [INPUT-CSV-PATH] [COLLECTION_NAME]
 ```
 
 The above command will work for the default collection set-up however you can set set the location
-of the key dependenciess if any of the directories or files are in a different location.
-this is unnessary the majority of the time
+of the key dependenciess if any of the directories or files are in a different location. This should not be necessary most of the time.
 
 ```
 -c, --collection-dir [COLLECTION-DIRECTORY; default="/collection"] The directory containing the collection configuration files, collection logs and resources