diff --git a/Dockerfile b/Dockerfile
index a71cfdd77..1f8f7e8ef 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -11,7 +11,7 @@ RUN bash nodesource_setup.sh
 RUN apt-get update && apt-get install -y jq nodejs
 RUN corepack enable
 RUN --mount=type=cache,target=/root/.cache/uv uv pip install --system coverage
-RUN --mount=type=cache,target=/root/.cache/uv uv tool install codecov-cli --python 3.10
+RUN --mount=type=cache,target=/root/.cache/uv uv tool install codecov-cli --python 3.13
 RUN --mount=type=cache,target=/root/.cache/uv uv tool install pre-commit --with pre-commit-uv
 WORKDIR /codegen-sdk
 ENTRYPOINT [ "uv", "run", "--frozen", "/bin/bash"]
diff --git a/src/codemods/canonical/update_union_types/update_union_types.py b/src/codemods/canonical/update_union_types/update_union_types.py
index 98f7085c9..558a20420 100644
--- a/src/codemods/canonical/update_union_types/update_union_types.py
+++ b/src/codemods/canonical/update_union_types/update_union_types.py
@@ -9,14 +9,14 @@
 @skill(
     canonical=True,
     prompt="""Generate a Python codemod that updates type annotations from the old Union[x, y] syntax to the new x | y syntax for migration from Python 3.9 to
-Python 3.10. The codemod should iterate through all files in a codebase, check for imports of Union from typing, and replace occurrences of Union in
+Python 3.13. The codemod should iterate through all files in a codebase, check for imports of Union from typing, and replace occurrences of Union in
 both generic type and subscript forms. Ensure that the new syntax is correctly formatted, handling cases with multiple types and removing any empty
 strings from trailing commas.""",
     uid="7637d11a-b907-4716-a09f-07776f81a359",
 )
 @canonical
 class UpdateUnionTypes(Codemod, Skill):
-    """This updates the Union [ x , y ] syntax for x | y for migrations for python 3.9 to python 3.10"""
+    """This updates the Union [ x , y ] syntax for x | y for migrations for python 3.9 to python 3.13"""
 
     language = ProgrammingLanguage.PYTHON