# updateTrigger

> When set to BindingUpdateTrigger.EveryUpdate, the binding instance updates in every update, regardless of the data source version.

## Definition

* **Type:** Property
* **Namespace:** [UnityEngine.UIElements](/engine/6000.7/script-reference/unityengine/uielements.md)
* **Assembly:** UnityEngine.UIElementsModule

```csharp
[UxmlAttribute]
[Tooltip("This informs the binding system of whether the binding object should be updated on every frame, when a change occurs in the source or on every frame if change detection is impossible, and when explicitly marked as dirty.")]
public BindingUpdateTrigger updateTrigger { get; set; }
```