# Update parameter

Update account parameter value. For more information on account parameters, refer to the [account parameters guide](doc:account-parameters-reference-table). Account parameters are a subset of [program parameters](doc:program-parameters-reference-table).


# OpenAPI definition

```json
{
  "openapi": "3.1.0",
  "info": {
    "title": "Core platform - Accounts",
    "version": "1.0.0",
    "description": "API used to manage accounts domain",
    "contact": {
      "name": "API Support",
      "url": "https://developers.pismo.io/support/"
    },
    "license": {
      "name": "Copyright Pismo"
    }
  },
  "servers": [
    {
      "url": "https://sandbox.pismolabs.io",
      "description": "API server for testing"
    }
  ],
  "tags": [
    {
      "name": "Account parameters",
      "description": "Endpoints to manage account parameters"
    }
  ],
  "components": {
    "parameters": {
      "AccountIdPath": {
        "name": "accountId",
        "in": "path",
        "description": "Account ID",
        "required": true,
        "schema": {
          "type": "integer",
          "format": "int64",
          "minimum": 1,
          "example": 123
        }
      },
      "ParameterIdPath": {
        "name": "parameterId",
        "in": "path",
        "description": "Parameter ID. \n\nFor more information on program/account parameters, refer to the [program parameters reference table](https://developers.pismo.io/pismo-docs/docs/program-parameters-reference-table). \n\nCall the [List program parameters](https://developers.pismo.io/pismo-docs/reference/programparameter) endpoint to get the ID (`parameter_id`) to pass here. \n",
        "required": true,
        "schema": {
          "type": "integer",
          "format": "int64",
          "example": 123456
        }
      }
    },
    "schemas": {
      "SimpleError": {
        "title": "SimpleError",
        "type": "object",
        "required": [
          "message"
        ],
        "properties": {
          "message": {
            "type": "string",
            "description": "Error message"
          }
        }
      }
    },
    "securitySchemes": {
      "BearerAuth": {
        "type": "http",
        "scheme": "bearer",
        "bearerFormat": "JWT"
      }
    }
  },
  "security": [
    {
      "BearerAuth": []
    }
  ],
  "x-readme": {
    "explorer-enabled": true,
    "proxy-enabled": true,
    "samples-enabled": true
  },
  "paths": {
    "/accounts/v1/accounts/{accountId}/parameters/{parameterId}": {
      "put": {
        "operationId": "account-parameters-update",
        "summary": "Update parameter",
        "description": "Update account parameter value. For more information on account parameters, refer to the [account parameters guide](https://developers.pismo.io/pismo-docs/docs/account-parameters-reference-table). Account parameters are a subset of [program parameters](https://developers.pismo.io/pismo-docs/docs/program-parameters-reference-table).\n",
        "tags": [
          "Account parameters"
        ],
        "parameters": [
          {
            "$ref": "#/components/parameters/AccountIdPath"
          },
          {
            "$ref": "#/components/parameters/ParameterIdPath"
          }
        ],
        "requestBody": {
          "description": "Parameter data to update",
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "properties": {
                  "value": {
                    "type": "number",
                    "format": "float",
                    "description": "Parameter value",
                    "example": 0.01
                  }
                }
              }
            }
          }
        },
        "responses": {
          "200": {
            "description": "OK"
          },
          "500": {
            "description": "Internal server error",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/SimpleError"
                },
                "examples": {
                  "Internal server error": {
                    "value": {
                      "message": "Internal server error"
                    }
                  }
                }
              }
            }
          }
        }
      }
    }
  }
}
```