# api\_procedures\_modifyAllowance.DecreaseAllowanceParams

[@polymeshassociation/polymesh-sdk](https://developers.polymath.network/polymesh-sdk-api-reference/docs-alpha/classes) / [Modules](https://developers.polymath.network/polymesh-sdk-api-reference/docs-alpha/modules) / [api/procedures/modifyAllowance](https://developers.polymath.network/polymesh-sdk-api-reference/docs-alpha/modules-1/api_procedures_modifyallowance) / DecreaseAllowanceParams

## Interface: DecreaseAllowanceParams

[api/procedures/modifyAllowance](https://developers.polymath.network/polymesh-sdk-api-reference/docs-alpha/modules-1/api_procedures_modifyallowance).DecreaseAllowanceParams

### Table of contents

#### Properties

* [allowance](#allowance)
* [operation](#operation)

### Properties

#### allowance

• **allowance**: `BigNumber`

amount of POLYX to decrease the allowance by

**Defined in**

[api/procedures/modifyAllowance.ts:20](https://github.com/PolymathNetwork/polymesh-sdk/blob/31dfa0dc/src/api/procedures/modifyAllowance.ts#L20)

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#### operation

• **operation**: `Decrease`

**Defined in**

[api/procedures/modifyAllowance.ts:21](https://github.com/PolymathNetwork/polymesh-sdk/blob/31dfa0dc/src/api/procedures/modifyAllowance.ts#L21)