diff --git a/UPGRADE-5.7.md b/UPGRADE-5.7.md
index 004a318e4e3..af953cd1d02 100644
--- a/UPGRADE-5.7.md
+++ b/UPGRADE-5.7.md
@@ -35,7 +35,7 @@ This changelog references changes done in Shopware 5.7 patch versions.
 * Updated `setasign/fpdf` to version 1.8.6
 * Updated `setasign/fpdi` to version 2.6.0
 * Updated `symfony/polyfill-php80` to version 1.30.0
-* Updated `symfony/polyfill-php81` to version 1.30.0
+* Updated `symfony/polyfill-php81` to version 1.31.0
 * Updated `symfony/polyfill-php82` to version 1.30.0
 * Updated `symfony/polyfill-php83` to version 1.30.0
 * Updated `symfony/http-kernel` to version 4.4.51
diff --git a/composer.lock b/composer.lock
index 482b1a44a39..e85dea98823 100644
--- a/composer.lock
+++ b/composer.lock
@@ -6296,20 +6296,20 @@
         },
         {
             "name": "symfony/polyfill-php81",
-            "version": "v1.30.0",
+            "version": "v1.31.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/polyfill-php81.git",
-                "reference": "3fb075789fb91f9ad9af537c4012d523085bd5af"
+                "reference": "4a4cfc2d253c21a5ad0e53071df248ed48c6ce5c"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/polyfill-php81/zipball/3fb075789fb91f9ad9af537c4012d523085bd5af",
-                "reference": "3fb075789fb91f9ad9af537c4012d523085bd5af",
+                "url": "https://api.github.com/repos/symfony/polyfill-php81/zipball/4a4cfc2d253c21a5ad0e53071df248ed48c6ce5c",
+                "reference": "4a4cfc2d253c21a5ad0e53071df248ed48c6ce5c",
                 "shasum": ""
             },
             "require": {
-                "php": ">=7.1"
+                "php": ">=7.2"
             },
             "type": "library",
             "extra": {
@@ -6352,7 +6352,7 @@
                 "shim"
             ],
             "support": {
-                "source": "https://github.com/symfony/polyfill-php81/tree/v1.30.0"
+                "source": "https://github.com/symfony/polyfill-php81/tree/v1.31.0"
             },
             "funding": [
                 {
@@ -6368,7 +6368,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2024-06-19T12:30:46+00:00"
+            "time": "2024-09-09T11:45:10+00:00"
         },
         {
             "name": "symfony/polyfill-php82",