diff --git a/pyproject.toml b/pyproject.toml
index ed7488e..64dbf13 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -142,7 +142,7 @@ test = [
 
 dev = [
   "ruff==0.12.4",
-  "mypy==1.17.0",
+  "mypy==2.2.0",
   "pre-commit",
   "nbstripout",
   "jupyterlab",