diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 39ecc86..69215ee 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -41,7 +41,7 @@ jobs:
           python -m pytest -sv --cov=./ tests
       - name: Build docs
         run: |
-          sphinx-build -W -b html docs/source docs/build
+          sphinx-build -b html docs/source docs/build
       - name: Codecov
         run: |
           python -m codecov
diff --git a/docs/source/conf.py b/docs/source/conf.py
index cb129cf..3fef63f 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -213,7 +213,8 @@
 # -- Options for intersphinx extension ---------------------------------------
 
 # Example configuration for intersphinx: refer to the Python standard library.
-intersphinx_mapping = {'https://docs.python.org/': None}
+intersphinx_mapping = {"python": ("https://docs.python.org/", None),
+                       "sklearn": ("https://scikit-learn.org/stable/", None)}
 
 # -- Options for todo extension ----------------------------------------------