diff --git a/pyproject.toml b/pyproject.toml
index 661f1f7..66f43b0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -14,7 +14,7 @@ dependencies = [
 [dependency-groups]
 dev = [
     "httpx==0.28.1",
-    "mypy==1.20.2",
+    "mypy==2.3.1",
     "pytest==9.1.1",
     "python-semantic-release==9.21.2",
     "ruff==0.16.3",