[Home](./index.md) > [ibm-cloud-sdk-core](./ibm-cloud-sdk-core.md) > [TokenRequestBasedAuthenticator](./ibm-cloud-sdk-core.tokenrequestbasedauthenticator.md) > [setHeaders](./ibm-cloud-sdk-core.tokenrequestbasedauthenticator.setheaders.md) ## TokenRequestBasedAuthenticator.setHeaders() method Set headers. **Signature:** ```typescript setHeaders(headers: OutgoingHttpHeaders): void; ``` ## Parameters

Parameter	Type	Description
headers	OutgoingHttpHeaders	a set of HTTP headers to be sent with each outbound token server request. Overwrites previous default headers.

**Returns:** void