diff --git a/aioshelly/json.py b/aioshelly/json.py
index 3b8b815a..96f79e28 100644
--- a/aioshelly/json.py
+++ b/aioshelly/json.py
@@ -22,3 +22,12 @@ def json_dumps(data: Any) -> str:
         option=orjson.OPT_NON_STR_KEYS,
         default=json_encoder_default,
     ).decode("utf-8")
+
+
+def json_bytes(data: Any) -> bytes:
+    """Dump json bytes."""
+    return orjson.dumps(
+        data,
+        option=orjson.OPT_NON_STR_KEYS,
+        default=json_encoder_default,
+    )
diff --git a/aioshelly/rpc_device/wsrpc.py b/aioshelly/rpc_device/wsrpc.py
index 18f85490..f3e24ba3 100644
--- a/aioshelly/rpc_device/wsrpc.py
+++ b/aioshelly/rpc_device/wsrpc.py
@@ -48,7 +48,7 @@
     InvalidMessage,
     RpcCallError,
 )
-from ..json import json_dumps, json_loads
+from ..json import json_bytes, json_loads
 
 _LOGGER = logging.getLogger(__name__)
 
@@ -531,7 +531,7 @@ async def _send_json(self, data: dict[str, Any]) -> None:
         if TYPE_CHECKING:
             assert self._client
 
-        await self._client.send_str(json_dumps(data))
+        await self._client.send_frame(json_bytes(data), WSMsgType.TEXT)
 
 
 class WsServer(WsBase):
diff --git a/requirements.txt b/requirements.txt
index 481c6d22..bb90c31b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 bluetooth-data-tools>=1.19.0
-aiohttp
+aiohttp>=3.11.1
 habluetooth>=2.1.0
 yarl
 orjson>=3.8.1