diff --git a/composer.json b/composer.json
index 719efcb..081fded 100644
--- a/composer.json
+++ b/composer.json
@@ -8,6 +8,7 @@
 		"orisai",
 		"psr",
 		"psr-20",
+		"symfony",
 		"time"
 	],
 	"type": "library",