diff --git a/docs/core/entity/water-heater.md b/docs/core/entity/water-heater.md
index 5993902b..91aae084 100644
--- a/docs/core/entity/water-heater.md
+++ b/docs/core/entity/water-heater.md
@@ -43,11 +43,14 @@ Properties have to follow the units defined in the `temperature_unit`.
 
 ## Supported Features
 
-| Feature                      | Description
-| ---------------------------- | -----------
-| `SUPPORT_TARGET_TEMPERATURE` | Temperature can be set
-| `SUPPORT_OPERATION_MODE`     | Operation mode can be set
-| `SUPPORT_AWAY_MODE`          | Away mode can be set
+Supported features are defined by using values in the `WaterHeaterEntityFeature` enum
+and are combined using the bitwise or (`|`) operator.
+
+| Value                | Description               |
+| -------------------- | ------------------------- |
+| `TARGET_TEMPERATURE` | Temperature can be set    |
+| `OPERATION_MODE`     | Operation mode can be set |
+| `AWAY_MODE`          | Away mode can be set      |
 
 ## Methods