{
    "name": "roave/signature",
    "description": "Sign and verify stuff",
    "license": "MIT",
    "require": {
        "php": "^7.0|^7.1",
        "zendframework/zend-code": "^3.0"
    },
    "require-dev": {
        "phpunit/phpunit": "^5.6"
    },
    "autoload": {
        "psr-4": {
            "Signature\\": "src"
        }
    },
    "autoload-dev": {
        "psr-4": {
            "SignatureTest\\": "test/unit",
            "SignatureTestFixture\\": "test/fixture"
        }
    },
    "minimum-stability": "dev",
    "prefer-stable": true
}

{
    "name": "roave/signature",
    "description": "Sign and verify stuff",
    "license": "MIT",
    "require": {
        "php": "^7.0|^7.1",
        "zendframework/zend-code": "^3.1"
    },
    "require-dev": {
        "phpunit/phpunit": "^5.6"
    },
    "autoload": {
        "psr-4": {
            "Signature\\": "src"
        }
    },
    "autoload-dev": {
        "psr-4": {
            "SignatureTest\\": "test/unit",
            "SignatureTestFixture\\": "test/fixture"
        }
    },
    "minimum-stability": "dev",
    "prefer-stable": true
}

Update zendframework/zend-code version to ^3.1
Update zendframework/zend-code version to ^3.1
