diff --git a/.readthedocs.yaml b/.readthedocs.yaml
index 5975b84..2b9e708 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yaml
@@ -4,10 +4,7 @@ build:
   os: ubuntu-24.04
   tools:
     python: "3.13"
-  jobs:
-    pre_install:
-      - curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
-      - . ~/.cargo/env
+    rust: "1.86"
 
 sphinx:
    configuration: docs/conf.py