diff --git a/.readthedocs.yaml b/.readthedocs.yaml
index 89be8e5..1a8da9a 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yaml
@@ -13,10 +13,12 @@ build:
     # nodejs: "20"
     # rust: "1.70"
     # golang: "1.20"
-
+  commands:
+    - pip install matplotlib
+    - make -j 4 -C doc/sphinx SPHINXOPTS="-W --keep-going" html
 # Build documentation in the "doc/" directory with Sphinx
-sphinx:
-  configuration: doc/sphinx/conf.py
+#sphinx:
+  #configuration: doc/sphinx/conf.py
   # You can configure Sphinx to use a different builder, for instance use the dirhtml builder for simpler URLs
   # builder: "dirhtml"
   # Fail on all warnings to avoid broken references