diff --git a/docs/source/changes.md b/docs/source/changes.md
index 7b33ab9..7fd44ed 100644
--- a/docs/source/changes.md
+++ b/docs/source/changes.md
@@ -8,6 +8,7 @@ releases are available on [PyPI](https://pypi.org/project/pytask-parallel) and
 ## Unreleased
 
 - {pull}`129` drops support for Python 3.8 and 3.9 and adds support for Python 3.14.
+- {pull}`130` switches type checking to ty.
 - {pull}`131` updates pre-commit hooks.
 
 ## 0.5.1 - 2025-03-09
diff --git a/tox.ini b/tox.ini
index aad0ebc..e951b62 100644
--- a/tox.ini
+++ b/tox.ini
@@ -7,11 +7,11 @@ package = editable
 
 [testenv:typing]
 deps =
-    mypy
+    ty
 extras =
     dask
     coiled
-commands = mypy
+commands = ty check src/ tests/
 
 [testenv:test]
 extras = test