[Home](./index.md) > [bitburner](./bitburner.md) > [CorpConstants](./bitburner.corpconstants.md) > [warehouseSizeUpgradeCostBase](./bitburner.corpconstants.warehousesizeupgradecostbase.md) ## CorpConstants.warehouseSizeUpgradeCostBase property **Signature:** ```typescript warehouseSizeUpgradeCostBase: number; ```