diff --git a/platypush/backend/http/app/streaming/plugins/sound.py b/platypush/backend/http/app/streaming/plugins/sound.py
index b1688f3d9..fb7a3e8cd 100644
--- a/platypush/backend/http/app/streaming/plugins/sound.py
+++ b/platypush/backend/http/app/streaming/plugins/sound.py
@@ -46,7 +46,7 @@ class SoundRoute(StreamingRoute):
 
     @override
     @classmethod
-    def _get_redis_queue(cls, device: Optional[str] = None, *_, **__) -> str:
+    def _get_redis_queue(cls, *_, device: Optional[str] = None, **__) -> str:
         return '/'.join([cls._redis_queue_prefix, *([device] if device else [])])
 
     def _get_args(self, **kwargs):
diff --git a/platypush/plugins/sound/__init__.py b/platypush/plugins/sound/__init__.py
index e3afe961a..0979d35ee 100644
--- a/platypush/plugins/sound/__init__.py
+++ b/platypush/plugins/sound/__init__.py
@@ -451,7 +451,7 @@ class SoundPlugin(Plugin):
         return self.record(*args, **kwargs)
 
     @action
-    def record(
+    def record(  # pylint: disable=too-many-statements
         self,
         device: Optional[str] = None,
         output_device: Optional[str] = None,
@@ -459,12 +459,12 @@ class SoundPlugin(Plugin):
         outfile: Optional[str] = None,
         duration: Optional[float] = None,
         sample_rate: Optional[int] = None,
-        dtype: str = 'float32',
+        dtype: str = 'int16',
         blocksize: Optional[int] = None,
         latency: Union[float, str] = 'high',
         channels: int = 1,
         redis_queue: Optional[str] = None,
-        format: str = 'wav',
+        format: str = 'wav',  # pylint: disable=redefined-builtin
         stream: bool = True,
         play_audio: bool = False,
     ):