diff --git a/pyproject.toml b/pyproject.toml
index a5f2e85..1758a46 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -73,7 +73,7 @@ pip-check-reqs = "^2.5.3"
 
 
 [tool.poetry.group.test-mypy.dependencies]
-mypy = "1.15.0"
+mypy = "1.17.1"
 
 
 [tool.poetry.group.test-pypi.dependencies]