diff --git a/pyproject.toml b/pyproject.toml
index 9b7fbaf5..bd5b7d6c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -47,7 +47,7 @@ test = [
     "coverage==7.8.0",
     "flake8-docstrings==1.7.0",
     "flake8==7.2.0",
-    "mypy==1.15.0",
+    "mypy==1.19.1",
     "pytest-cov==6.1.1",
     "pytest-xdist==3.6.1",
     "pytest==8.3.5",