diff --git a/.readthedocs.yml b/.readthedocs.yml
index 4181acc72..487c3c902 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -1,4 +1,6 @@
 version: 2
+sphinx:
+  configuration: doc/conf.py
 build:
   os: "ubuntu-22.04"
   tools: