diff --git a/doc/usage/cmd/pstore.rst b/doc/usage/cmd/pstore.rst
index 1c83745..63a4371 100644
--- a/doc/usage/cmd/pstore.rst
+++ b/doc/usage/cmd/pstore.rst
@@ -1,5 +1,8 @@
 .. SPDX-License-Identifier: GPL-2.0+
 
+.. index::
+   single: pstore (command)
+
 pstore command
 ==============