diff --git a/composer.json b/composer.json
index 55767f2..48fc4a7 100644
--- a/composer.json
+++ b/composer.json
@@ -4,7 +4,8 @@
     "type": "library",
     "require": {
         "j4mie/paris": "^1.5",
-        "nesbot/carbon": "^2.28"
+        "nesbot/carbon": "^2.28",
+				"danielstjules/stringy": "^3"
     },
     "require-dev": {
         "phpunit/phpunit": "^8.5",