{
    "name": "mrvito/microcore",
    "description": "A very small PHP framework",
    "type": "project",
    "license": "GPL 2.0",
    "authors": [
        {
            "name": "Vytautas Lozickas",
            "email": "v.lozickas@gmail.com"
    	}
    ],
    "minimum-stability": "dev",
    "require": {
    		"mrvito/microcore-framework": "~0.1"
    	},
    "autoload": {
    	"psr-4": {
        	"App\\": "app/"
    	}
    }
}

{
    "name": "mrvito/microcore",
    "description": "A very small PHP framework",
    "type": "project",
    "license": "GPL 2.0",
    "authors": [
        {
            "name": "Vytautas Lozickas",
            "email": "v.lozickas@gmail.com"
    	}
    ],
    "minimum-stability": "dev",
    "require": {
    		"mrvito/microcore-framework": "~0.2"
    	},
    "autoload": {
    	"psr-4": {
        	"App\\": "app/"
    	}
    }
}

Change required framework version to ~0.2
Change required framework version to ~0.2
