diff --git a/aiocraft/client.py b/aiocraft/client.py
index dd2b76f..9c2422c 100644
--- a/aiocraft/client.py
+++ b/aiocraft/client.py
@@ -65,6 +65,7 @@ class MinecraftClient(CallbacksHolder, Runnable):
 		poll_interval:float = 1.0,
 
 	):
+		super().__init__()
 		self.host = host
 		self.port = port
 
diff --git a/aiocraft/traits/callbacks.py b/aiocraft/traits/callbacks.py
index 5bbf606..178e0b4 100644
--- a/aiocraft/traits/callbacks.py
+++ b/aiocraft/traits/callbacks.py
@@ -9,6 +9,7 @@ class CallbacksHolder:
 	_tasks : Dict[str, asyncio.Task]
 
 	def __init__(self):
+		super().__init__()
 		self._callbacks = {}
 
 	def register(self, key:Any, callback:Callable):