diff --git a/docs/core/entity.md b/docs/core/entity.md
index 4145027b..b328822d 100644
--- a/docs/core/entity.md
+++ b/docs/core/entity.md
@@ -125,8 +125,8 @@ class MySwitch(SwitchEntity):
 ```python
 class MySwitch(SwitchEntity):
 
-    def __init(self, icon: str) -> None:
-        _attr_icon = icon
+    def __init__(self, icon: str) -> None:
+        self._attr_icon = icon
 
     ...
 ```