diff --git a/README.md b/README.md
index a3643530..e5abe310 100644
--- a/README.md
+++ b/README.md
@@ -373,7 +373,7 @@ async def main():
             client = Client(
                 host="localhost",
                 port=25565,
-                client=client,
+                httpx_client=client,
                 account=account,
                 conn=connection,
                 protocol_version=763,  # 1.20.1
diff --git a/mcproto/client.py b/mcproto/client.py
index 2ab9d7cd..2c85a7ae 100644
--- a/mcproto/client.py
+++ b/mcproto/client.py
@@ -222,5 +222,4 @@ async def login(self) -> None:
         # Wait for Login (play) packet now. It could take a while for some servers to
         # transition to the play state, but we can be certain the server won't send any
         # other packets before this Login one.
-        recv_packet = await self._read_packet()
-        # TODO: Mcproto doesn't yet contain PLAY game state packets
+        raise NotImplementedError("Play state packets aren't implemented yet")