Fix builder prune -a/--all flag description
@@ -44,7 +44,7 @@ func NewPruneCommand(dockerCli command.Cli) *cobra.Command {
flags := cmd.Flags()
flags.BoolVarP(&options.force, "force", "f", false, "Do not prompt for confirmation")
- flags.BoolVarP(&options.all, "all", "a", false, "Remove all unused images, not just dangling ones")
+ flags.BoolVarP(&options.all, "all", "a", false, "Remove all unused build cache, not just dangling ones")
flags.Var(&options.filter, "filter", "Provide filter values (e.g. 'until=24h')")
flags.Var(&options.keepStorage, "keep-storage", "Amount of disk space to keep for cache")
