# dnf builddep > Install dependencies to build a given package. > Not default to `dnf` but supported via `dnf-plugins-core`. > See also: `dnf`. > More information: . - Install dependencies for a given package: `dnf builddep {{path/to/specification.spec}}` - Install dependencies for a given package but ignore unavailable: `dnf builddep --skip-unavailable {{path/to/specification.spec}}` - Define the RPM macro to a given expression: `dnf builddep {{[-D|--define]}} '{{expression}}'` - Define an argument for a `.spec` file path: `dnf builddep --spec {{argument}}` - Define an argument for a `.rpm` file path: `dnf builddep --srpm {{argument}}` - Display help: `dnf builddep --help-cmd`