diff --git a/docs/index.rst b/docs/index.rst
index ad59041..0cb463d 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -1,17 +1,21 @@
 .. _swh-scheduler:
 
-Software Heritage - Development Documentation
-=============================================
+Software Heritage - Job scheduler
+=================================
+
+Task manager for asynchronous/delayed tasks, used for both recurrent (e.g.,
+listing a forge, loading new stuff from a Git repository) and one-off
+activities (e.g., loading a specific version of a source package).
+
 
 .. toctree::
    :maxdepth: 2
    :caption: Contents:
 
 
-
 Indices and tables
 ==================
 
 * :ref:`genindex`
 * :ref:`modindex`
 * :ref:`search`