diff --git a/.readthedocs.yml b/.readthedocs.yml
index 9fde00ef8..0604945f9 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -16,3 +16,4 @@ python:
 
 sphinx:
   fail_on_warning: true
+  configuration: docs/source/conf.py