diff --git a/docs/.readthedocs.yaml b/docs/.readthedocs.yaml
index ec24a8cc948..78b88183063 100644
--- a/docs/.readthedocs.yaml
+++ b/docs/.readthedocs.yaml
@@ -15,7 +15,7 @@ build:
     - conda env list
     - conda list
     - printenv | sort
-    - python -m sphinx -T -E -b html -d _build/doctrees -D language=en . $READTHEDOCS_OUTPUT/html
+    - /home/docs/.asdf/installs/python/mambaforge-22.9.0-3/envs/latest/bin/python -m sphinx -T -E -b html -d _build/doctrees -D language=en . $READTHEDOCS_OUTPUT/html
 
 # Build documentation in the docs/ directory with Sphinx
 sphinx: