diff --git a/pyproject.toml b/pyproject.toml
index 94f9fe9..6d8ed00 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -34,7 +34,7 @@ docs = [
     "pdoc==16.0.0",
 ]
 lint = [
-    "mypy==1.19.1",
+    "mypy==1.20.0",
     "pre-commit==4.5.1",
     "ruff==0.15.8",
 ]