diff --git a/docs/source/notebooks/index.rst b/docs/source/notebooks/index.rst
index ff99ed55..fae1f64c 100644
--- a/docs/source/notebooks/index.rst
+++ b/docs/source/notebooks/index.rst
@@ -10,7 +10,6 @@ If you're unfamiliar with notebooks, note that typing `TAB` after an object will
 object's attributes and methods, and that you need to hit `CTRL-Enter` to run a *cell*. You can also type `?` after a
 function or method to display the corresponding help message.
 
-Note that some of these notebooks need recent version of OWSLib_ (>=0.17.1) and Birdy_.
 
 .. toctree::
    :maxdepth: 1
@@ -30,9 +29,6 @@ Note that some of these notebooks need recent version of OWSLib_ (>=0.17.1) and
    regridding
    subset-user-input
 
-.. _OWSLib: https://geopython.github.io/OWSLib/
-.. _Birdy: https://birdy.readthedocs.io
-
 
 .. include:: ../deprecated/index.rst