diff --git a/.readthedocs.yaml b/.readthedocs.yaml
index efb6989..b248b77 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yaml
@@ -6,7 +6,7 @@ build:
     python: "3.13"
   commands:
     - asdf plugin add uv
-    - asdf install uv latest
-    - asdf global uv latest
+    - asdf install uv 0.5.13
+    - asdf global uv 0.5.13
     - uv sync --all-groups --frozen
     - uv run -m sphinx -T -b html -d docs/_build/doctrees -D language=en docs $READTHEDOCS_OUTPUT/html
diff --git a/.tool-versions b/.tool-versions
index 493aba6..b3df697 100644
--- a/.tool-versions
+++ b/.tool-versions
@@ -1,2 +1,2 @@
 python 3.13.1
-uv 0.5.8
+uv 0.5.13