{
  "name": "typo3-themes/theme-bootstrap4",
  "type": "typo3-cms-extension",
  "description": "TYPO3 THEMES Base-theme using Bootstrap 4",
  "homepage": "http://typo3-themes.org",
  "license": [
    "GPL-2.0+"
  ],
  "keywords": [
    "TYPO3 CMS",
    "TYPO3 THEMES",
    "THEMES",
    "BOOTSTRAP",
    "FLUID",
    "CUSTOMIZE"
  ],
  "support": {
    "issues": "https://github.com/typo3-themes/theme_bootstrap4/issues"
  },
  "replace": {
    "theme_bootstrap4": "self.version",
    "typo3-ter/theme_bootstrap4": "self.version"
  },
  "require": {
    "typo3-ter/dyncss-scss": ">=1.1.0,<2.0.0",
    "typo3-themes/themes": ">=8.7.6,<8.8",
    "gridelementsteam/gridelements": ">=8.0.0,<8.8"
  }
}

{
  "name": "typo3-themes/theme-bootstrap4",
  "type": "typo3-cms-extension",
  "description": "TYPO3 THEMES Base-theme using Bootstrap 4",
  "homepage": "http://typo3-themes.org",
  "license": [
    "GPL-2.0+"
  ],
  "keywords": [
    "TYPO3 CMS",
    "TYPO3 THEMES",
    "THEMES",
    "BOOTSTRAP",
    "FLUID",
    "CUSTOMIZE"
  ],
  "support": {
    "issues": "https://github.com/typo3-themes/theme_bootstrap4/issues"
  },
  "replace": {
    "theme_bootstrap4": "self.version",
    "typo3-ter/theme_bootstrap4": "self.version"
  },
  "require": {
    "kaystrobach/dyncss_scss": ">=1.2.0",
    "typo3-themes/themes": ">=8.7.6",
    "gridelementsteam/gridelements": ">=8.0.0"
  }
}

Change requirements to make master branch installable with TYPO3 9
[TASK] Change requirements to make master branch installable with TYPO3 9
