-All Drush command files extend DrushCommands. DrushCommands implements ConfigAwareInterface, IOAwareInterface, LoggerAwareInterface, which gives access to `$this->getConfig()`, ```$this->logger()` and other ways to do input and output. See the [IO documentation](io.md) for more information.
+All Drush command files extend DrushCommands. DrushCommands implements ConfigAwareInterface, IOAwareInterface, LoggerAwareInterface, which gives access to `$this->getConfig()`, `$this->logger()` and other ways to do input and output. See the [IO documentation](io.md) for more information.