diff --git a/pyproject.toml b/pyproject.toml
index f40e442dc..21d9096f5 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -63,7 +63,7 @@ optional-dependencies.dev = [
     "freezegun==1.5.1",
     "furo==2024.7.18",
     "interrogate==1.7.0",
-    "mypy==1.11.0",
+    "mypy==1.11.1",
     "pre-commit==3.8.0",
     "pydocstyle==6.3",
     "pyenchant==3.2.2",