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-rw-r--r--Help/dev/documentation.rst4
1 files changed, 4 insertions, 0 deletions
diff --git a/Help/dev/documentation.rst b/Help/dev/documentation.rst
index 52525df..b7a77c9 100644
--- a/Help/dev/documentation.rst
+++ b/Help/dev/documentation.rst
@@ -241,6 +241,10 @@ Document a "genex" object:
The directive requires a single argument, the generator expression name.
+The optional ``:target:`` option allows a custom target name to be specified.
+Because this will affect the ability to reference the "genex" object using the
+``:genex:`` role, this option should be used very sparingly.
+
``signature`` directive
^^^^^^^^^^^^^^^^^^^^^^^