diff --git a/package/doc/sphinx/source/documentation_pages/overview.rst b/package/doc/sphinx/source/documentation_pages/overview.rst
index dce93410f5..2123eb4885 100644
--- a/package/doc/sphinx/source/documentation_pages/overview.rst
+++ b/package/doc/sphinx/source/documentation_pages/overview.rst
@@ -129,7 +129,7 @@ Finally, the :meth:`MDAnalysis.Universe.select_atoms` method generates a new
 as described in :ref:`selection-commands-label`.
 
 .. _SciPy: http://www.scipy.org/
-.. _IPython: http://ipython.scipy.org/
+.. _IPython: https://ipython.org/
 .. _MDAnalysis test suite: https://github.com/MDAnalysis/mdanalysis/wiki/UnitTests
 
 
diff --git a/package/doc/sphinx/source/documentation_pages/visualization_modules.rst b/package/doc/sphinx/source/documentation_pages/visualization_modules.rst
index 3578aaf802..54a11b7125 100644
--- a/package/doc/sphinx/source/documentation_pages/visualization_modules.rst
+++ b/package/doc/sphinx/source/documentation_pages/visualization_modules.rst
@@ -21,7 +21,7 @@ import them from :mod:`MDAnalysis.visualization`, for instance: ::
   scipy_.
 
 .. _matplotlib: http://matplotlib.org
-.. _scipy: https://www.scipy.org/scipylib/index.html
+.. _scipy: https://scipy.org/
 
 
 Visualization of Lipid Flow
diff --git a/package/doc/sphinx/source/index.rst b/package/doc/sphinx/source/index.rst
index f0aaa5334e..c368b05ac2 100644
--- a/package/doc/sphinx/source/index.rst
+++ b/package/doc/sphinx/source/index.rst
@@ -29,7 +29,7 @@ also be manipulated (for instance, fit to a reference structure) and
 written out in a range of formats.
 
 .. _`www.mdanalysis.org`: https://www.mdanalysis.org
-.. _NumPy: http://numpy.scipy.org
+.. _NumPy: https://numpy.org/
 .. _CHARMM:  http://www.charmm.org/
 .. _Amber:   http://ambermd.org/
 .. _LAMMPS:  http://lammps.sandia.gov/