# RequiredUnityDefine

> Specifies the symbol that must be defined in order for the method to be tested for Burst compatibility.

## Definition

* **Type:** Field
* **Namespace:** [Unity.Collections](/engine/6000.7/script-reference/unity/collections.md)
* **Assembly:** UnityEngine.ManagedKernelModule

```csharp
public string RequiredUnityDefine
```