diff --git a/pyproject.toml b/pyproject.toml
index fd154fa..a009fb2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -37,7 +37,7 @@ source = "scm"
 
 [dependency-groups]
 dev = [
-    "mypy==1.15.0",
+    "mypy==2.1.0",
     "pytest==9.0.3",
     "ruff==0.9.4",
 ]