diff --git a/composer.json b/composer.json
index 8ed59f5..ed13216 100644
--- a/composer.json
+++ b/composer.json
@@ -13,7 +13,7 @@
     }
   ],
   "require": {
-    "php": "^7.4 || ^8.0",
+    "php": ">=7.4",
     "composer-runtime-api": "^2.0",
     "silex/silex": "^2.3"
   },
@@ -24,13 +24,6 @@
     "symfony/yaml": "^5.0 || ^6.0",
     "yosymfony/toml": "^1.0"
   },
-  "replace": {
-    "symfony/polyfill-php71": "*",
-    "symfony/polyfill-php72": "*",
-    "symfony/polyfill-php73": "*",
-    "symfony/polyfill-mbstring": "*",
-    "symfony/polyfill-ctype": "*"
-  },
   "autoload": {
     "psr-4": {
       "Misantron\\Silex\\Provider\\": "src"