# Update improvement **PUT /api/v2/household/{HouseholdGUID}/assets/{AssetGUID}/improvements/{ImprovementGUID}** This endpoint allows users to update an improvement for a household asset. ## Servers - https://api.fincalc.co.uk: https://api.fincalc.co.uk () ## Authentication methods - Bearer auth ## Parameters ### Path parameters - **HouseholdGUID** (string(uuid)) The HouseholdGUID of the client. - **AssetGUID** (string(uuid)) The AssetGUID for the improvement you want to update. - **ImprovementGUID** (string(uuid)) The ImprovementGUID you want to update. ### Body: application/json (object) - **TransactionType** (integer) Value must be set to 10. - **Description** (string) - **TransactionAmount** (number(float)) - **AssetIncrease** (number(float)) - **StartBasis** (integer) To retrieve a comprehensive list of acceptable values and their corresponding formatted values, you may make a request to the designated endpoint: /api/v2/household/{HouseholdGUID}/assets/improvements/options - **StartEventGUID** (string(uuid) | null) This field is required if the value of StartBasis = 4. To retrieve a comprehensive list of acceptable values and their corresponding formatted values, you may make a request to the designated endpoint: /api/v2/household/{HouseholdGUID}/assets/improvements/options - **StartAge** (integer | null) This field is required if the value of StartBasis = 2 or 7. StartAge must be in the future. - **StartDate** (string | null) This field is required if the value of StartBasis = 3. StartDate should be in the future. Dates should be provided in the format "Y-m-d", where "Y" represents the year, "m" represents the month and "d" represents the day. For example, "2023-07-24" represents 24th July, 2023. - **ExcludeFormattedValues** (string | null) If set to any value, formatted values will be excluded from the response. ## Responses ### 200 Success #### Body: application/json (object) - **success** (boolean) - **data** (object) ### 403 Permission error. #### Body: application/json (object) - **success** (boolean) - **message** (string) ### 404 Household not found #### Body: application/json (object) - **success** (boolean) - **message** (string) ### 422 Validation error. #### Body: application/json (object) - **success** (boolean) - **message** (string) - **data** (object) Example validation error message. ### 500 Internal server error. #### Body: application/json (object) - **success** (boolean) - **message** (string) [Powered by Bump.sh](https://bump.sh)