```\\nfunction updateBuyFees(\\n    uint256 _liquidityFee,\\n    uint256 _developmentFee,\\n    uint256  _marketingFee\\n) external onlyOwner {\\n    buyLiquidityFee = _liquidityFee;\\n    buyDevelopmentFee = _developmentFee;\\n    buyMarketingFee =  _marketingFee;\\n    buyTotalFees =  buyLiquidityFee + buyDevelopmentFee + buyMarketingFee ;\\n    require(buyTotalFees <= 5);\\n}\\n```\\n