diff --git a/src/pywreck/__init__.py b/src/pywreck/__init__.py
index 0deb13c..ccfcdc7 100644
--- a/src/pywreck/__init__.py
+++ b/src/pywreck/__init__.py
@@ -65,7 +65,7 @@ async def wait_closed(self) -> None:
         return await asyncio.wait_for(coro, timeout=self.timeout)
 
 
-@dataclass
+@dataclass(frozen=True)
 class Response:
     """HTTP Response Container"""