diff --git a/pyproject.toml b/pyproject.toml
index 74c5b4c2..6f1dafe2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -46,7 +46,7 @@ dev = [
     "pytest-asyncio>=0.23.0",
     "pytest-cov>=4.1.0",
     "ruff>=0.2.0",
-    "mypy>=1.8.0",
+    "mypy>=1.20.1",
     "testcontainers>=3.7.0",
     "respx>=0.20.2",
 ]