diff --git a/packages/http/httpx/pyproject.toml b/packages/http/httpx/pyproject.toml
index 2020ed5..b50b1f4 100644
--- a/packages/http/httpx/pyproject.toml
+++ b/packages/http/httpx/pyproject.toml
@@ -35,7 +35,7 @@ httpx = {extras = ["http2"], version = ">=0.25,<1.0.0"}
 yapf = ">=0.40.2,<0.44.0"
 isort = ">=5.13.2,<9.0.0"
 pylint = ">=3.2.7,<5.0.0"
-mypy = "^1.11.2"
+mypy = ">=1.11.2,<3.0.0"
 pytest = ">=8.3.2,<10.0.0"
 pytest-asyncio = ">=0.24,<1.4"
 pytest-mock = "^3.14.0"