diff --git a/DEVELOPMENT.md b/DEVELOPMENT.md
index e504db3..dd376d6 100644
--- a/DEVELOPMENT.md
+++ b/DEVELOPMENT.md
@@ -56,7 +56,7 @@ your build of the adaptor for the one in the service.
    ...
    $ ./scripts/build_wheels.sh
    ```
-   Wheels should been generated in the "wheels" folder:
+   Wheels should have been generated in the "wheels" folder:
    ```
    $ ls ./wheels
    deadline_cloud_for_maya-<version>-py3-none-any.whl