diff --git a/composer.json b/composer.json
index dd118c0..074946d 100644
--- a/composer.json
+++ b/composer.json
@@ -46,7 +46,6 @@
         "ext-mbstring": "*",
         "dragon-code/contracts": "^2.22.0",
         "psr/http-message": "^1.0.1 || ^2.0",
-        "symfony/polyfill-php81": "^1.25",
         "voku/portable-ascii": "^1.4.8 || ^2.0.1"
     },
     "require-dev": {