diff --git a/doc/src/install.rst b/doc/src/install.rst
index 3fcea867..a858cbe3 100644
--- a/doc/src/install.rst
+++ b/doc/src/install.rst
@@ -178,11 +178,11 @@ has become the only way to install the binary package.
 
 If you are using psycopg 2.7 and you want to disable the use of wheel binary
 packages, relying on the system system libraries available on your client, you
-can use the :command:`pip` |--no-binary option|__:
+can use the :command:`pip` |--no-binary option|__, e.g.:
 
 .. code-block:: console
 
-    $ pip install --no-binary psycopg2
+    $ pip install --no-binary :all: psycopg2
 
 .. |--no-binary option| replace:: ``--no-binary`` option
 .. __: https://pip.pypa.io/en/stable/reference/pip_install/#install-no-binary