diff --git a/readthedocs.yml b/readthedocs.yml
index 291944f12..3be4b3559 100644
--- a/readthedocs.yml
+++ b/readthedocs.yml
@@ -16,8 +16,6 @@
 version: 2
 build:
   os: "ubuntu-22.04"
-  tools:
-    python: "mambaforge-22.9"
 sphinx:
   configuration: docs/source/conf.py
 python: