diff --git a/.readthedocs.yml b/.readthedocs.yml
deleted file mode 100644
index 9c82e83..0000000
--- a/.readthedocs.yml
+++ /dev/null
@@ -1,24 +0,0 @@
-# .readthedocs.yml
-# Read the Docs configuration file
-# See https://docs.readthedocs.io/en/stable/config-file/v2.html for details
-
-version: 2
-
-build:
-  os: ubuntu-20.04
-  tools:
-    python: "3.6"
-
-sphinx:
-  builder: html
-  configuration: doc/source/conf.py
-  fail_on_warning: true
-
-formats: []
-
-python:
-  install:
-    - requirements: doc/requirements.txt
-    - method: pip
-      path: .
-
diff --git a/README.rst b/README.rst
index b832003..647067e 100644
--- a/README.rst
+++ b/README.rst
@@ -4,7 +4,7 @@
 
 **Development**
 
-|Pep8|_ |Doc|_ |ExtraDoc|_
+|Pep8|_ |Doc|_
 
 **Release**
 
@@ -20,9 +20,6 @@
 .. |Doc| image:: https://github.com/rlink7/rlink_7limri/actions/workflows/documentation.yml/badge.svg
 .. _Doc: https://github.com/rlink7/rlink_7limri/actions
 
-.. |ExtraDoc| image:: https://readthedocs.org/projects/limri/badge/?version=latest
-.. _ExtraDoc: https://limri.readthedocs.io/en/latest/?badge=latest
-
 .. |PyPi| image:: https://badge.fury.io/py/limri.svg
 .. _PyPi: https://badge.fury.io/py/limri
 
diff --git a/doc/readme b/doc/readme
deleted file mode 100644
index 914e99d..0000000
--- a/doc/readme
+++ /dev/null
@@ -1,3 +0,0 @@
-export PYTHONPATH=$PYTHONPATH:$HOME/git/rlink_7limri
-cd $HOME/git/pysphinxdoc; rm -r $HOME/git/rlink_7limri/tmp/doc/*; python3 pysphinxdoc/sphinxdoc -v 2 -p $HOME/git/rlink_7limri -n limri -o $HOME/git/rlink_7limri/tmp/doc
-cd $HOME/git/rlink_7limri/tmp/doc; make raw-html
diff --git a/doc/requirements.txt b/doc/requirements.txt
index 8506ab9..7e7e11f 100644
--- a/doc/requirements.txt
+++ b/doc/requirements.txt
@@ -5,4 +5,5 @@ numpy
 nibabel
 antspyx
 dipy
+scikit-learn
 sphinx==3.5.4
diff --git a/limri/info.py b/limri/info.py
index 4828a5e..5efd81e 100644
--- a/limri/info.py
+++ b/limri/info.py
@@ -68,7 +68,8 @@
     "numpy",
     "nibabel",
     "antspyx",
-    "dipy"
+    "dipy",
+    "scikit-learn"
 ]
 SCRIPTS = [
     "limri/scripts/limri"