diff --git a/.readthedocs.yml b/.readthedocs.yml
index 97528aa..6d33ca3 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -11,6 +11,7 @@ python:
         path: .
 
 sphinx:
+  configuration: docs/conf.py
   builder: html
   fail_on_warning: true