diff --git a/.readthedocs.yaml b/.readthedocs.yaml
index 774c2aebe8..18f1a20d05 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yaml
@@ -7,6 +7,7 @@ version: 2
 
 # Build documentation in the docs/ directory with Sphinx
 sphinx:
+    configuration: docs/conf.py
     fail_on_warning: true
 
 build: