diff --git a/homeassistant/core.py b/homeassistant/core.py
index 917d86d752c..1bc9299c85d 100644
--- a/homeassistant/core.py
+++ b/homeassistant/core.py
@@ -2412,10 +2412,8 @@ class Service:
 
     __slots__ = [
         "description_placeholders",
-        "domain",
         "job",
         "schema",
-        "service",
         "supports_response",
     ]