diff --git a/.readthedocs.yaml b/.readthedocs.yaml
index e04e28caf..2bac06440 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yaml
@@ -4,6 +4,9 @@
 
 version: 2
 
+sphinx:
+  configuration: doc/conf.py
+
 build:
   os: ubuntu-22.04
   tools:
diff --git a/doc/release_notes.rst b/doc/release_notes.rst
index f53037d72..9b0aa58a3 100644
--- a/doc/release_notes.rst
+++ b/doc/release_notes.rst
@@ -23,6 +23,8 @@ This part of documentation collects descriptive release notes to capture the mai
 
 * Fix overlapping bus regions when alternative clustering is selected `PR #1287 <https://github.com/pypsa-meets-earth/pypsa-earth/pull/1287>`__
 
+* Fix readthedocs by explicitly specifying the location of the Sphinx config `PR #1292 <https://github.com/pypsa-meets-earth/pypsa-earth/pull/1292>`__
+
 PyPSA-Earth 0.6.0
 =================