diff --git a/.readthedocs.yml b/.readthedocs.yml
index 9d8b6be4e..cf175801a 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -3,7 +3,7 @@ version: 2
 build:
   os: "ubuntu-20.04"
   tools:
-    python: "mambaforge-4.10"
+    python: "3.12"
 
 # Install regular dependencies.
 python: