# pacman --files > Arch Linux package manager utility. > See also: `pacman`, `pkgfile`. > More information: . - Update the package database: `sudo pacman --files --refresh` - Find the package that owns a specific file: `pacman --files {{filename}}` - Find the package that owns a specific file, using a regular expression: `pacman --files --regex '{{regular_expression}}'` - List only the package names: `pacman --files --quiet {{filename}}` - List the files owned by a specific package: `pacman --files --list {{package}}` - Display help: `pacman --files --help`