diff --git a/pypeman/plugins/tests/test_remoteadmin.py b/pypeman/plugins/tests/test_remoteadmin.py
index e6c05d0..e12463c 100644
--- a/pypeman/plugins/tests/test_remoteadmin.py
+++ b/pypeman/plugins/tests/test_remoteadmin.py
@@ -167,15 +167,15 @@ async def test_search_messages_with_rtext_flt(self, webremoteclient):
         assert json_resp['messages'][0]['id'] == self.msg3.uuid
 
     async def test_replay_message(self, webremoteclient):
+        assert await self.chan.message_store.total() == 4
         resp = await webremoteclient.get(f"/channels/{self.chan_name}/messages/{self.msg3.uuid}/replay")
         assert resp.status == 200
 
         json_resp = json.loads(await resp.text())
-        assert len(json_resp) == 1
         assert await self.chan.message_store.total() == 5
 
         # Clean
-        await self.chan.message_store.delete(json_resp[0]["uuid"])
+        await self.chan.message_store.delete(json_resp["uuid"])
 
     async def test_push_message(self, webremoteclient):
         pass  # actually not implemented
diff --git a/pypeman/remoteadmin.py b/pypeman/remoteadmin.py
index 8cab7c7..9ef466e 100644
--- a/pypeman/remoteadmin.py
+++ b/pypeman/remoteadmin.py
@@ -255,6 +255,8 @@ def send_command(self, command, args=None):
         """
         if args is None:
             args = []
+        if not isinstance(args, list):
+            args = [args]
         return self.loop.run_until_complete(self._send_command(command, args))
 
     async def _send_command(self, command, args):
@@ -262,7 +264,7 @@ async def _send_command(self, command, args):
         Asynchronous version of command sending
         """
         async with websockets.connect(self.url) as ws:
-            await ws.send(request_json(command, [*args]))
+            await ws.send(request_json(command, *args))
             response = await ws.recv()
             parsed_response = parse_json(response)
             return parsed_response.result