diff --git a/CHANGES b/CHANGES
index a375f0d76..590ea7067 100644
--- a/CHANGES
+++ b/CHANGES
@@ -124,8 +124,8 @@ New features added
 
   - Added a command-line switch ``-Q``: it will suppress warnings.
 
-  - Added a command-line switch ``-A``: it can be used to give additional
-    values into the HTML templates.
+  - Added a command-line switch ``-A``: it can be used to supply
+    additional values into the HTML templates.
 
   - Added a distutils command `build_sphinx`: When Sphinx is installed,
     you can call ``python setup.py build_sphinx`` for projects that have
diff --git a/doc/intro.rst b/doc/intro.rst
index 34f791ed9..af3cc1aaa 100644
--- a/doc/intro.rst
+++ b/doc/intro.rst
@@ -109,6 +109,9 @@ The :program:`sphinx-build` script has several more options:
    Override a configuration value set in the :file:`conf.py` file.  (The value
    must be a string value.)
 
+**-A** *name=value*
+   Make the *name* assigned to *value* in the HTML templates.
+
 **-N**
    Do not do colored output.  (On Windows, colored output is disabled in any
    case.)