diff --git a/.readthedocs.yml b/.readthedocs.yml
index fd00d3595..7185142fd 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -5,6 +5,9 @@ build:
   tools:
     python: "3.8"
 
+sphinx:
+  configuration: docs/conf.py
+
 python:
   install:
     - method: pip