diff --git a/tecton_client/tecton_client.py b/tecton_client/tecton_client.py
index 4bc0bea5..00769020 100644
--- a/tecton_client/tecton_client.py
+++ b/tecton_client/tecton_client.py
@@ -270,3 +270,6 @@ def close(self) -> None:
 
         """
         asyncio_run(self._tecton_http_client.close())
+
+    def __del__(self):
+        self.close()
\ No newline at end of file