diff --git a/src/Configurator.php b/src/Configurator.php
index c967fb7..b025f12 100644
--- a/src/Configurator.php
+++ b/src/Configurator.php
@@ -77,11 +77,11 @@ public function getSupportedPackages(): array {
 	 */
 	private function getPossibleFileNames( PackageInterface $package ): array {
 		return [
-			'exclude-' . $package->getName() . '-classes.json',
-			'exclude-' . $package->getName() . '-constants.json',
-			'exclude-' . $package->getName() . '-functions.json',
-			'exclude-' . $package->getName() . '-interfaces.json',
-			'exclude-' . $package->getName() . '-traits.json',
+			'exclude-' . $package->getSlug() . '-classes.json',
+			'exclude-' . $package->getSlug() . '-constants.json',
+			'exclude-' . $package->getSlug() . '-functions.json',
+			'exclude-' . $package->getSlug() . '-interfaces.json',
+			'exclude-' . $package->getSlug() . '-traits.json',
 		];
 	}