diff --git a/.readthedocs.yaml b/.readthedocs.yaml
index 1b15755..4dcca75 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yaml
@@ -30,7 +30,8 @@ formats:
 # Optional but recommended, declare the Python requirements required
 # to build your documentation
 # See https://docs.readthedocs.io/en/stable/guides/reproducible-builds.html
-# python:
-#    install:
+python:
+  install:
+    - path: sphinx-rtd-theme
 #    - requirements: docs/requirements.txt