diff --git a/composer.json b/composer.json
index 668512cb..e35b4e8a 100644
--- a/composer.json
+++ b/composer.json
@@ -27,7 +27,7 @@
 		"swissspidy/phpstan-no-private": "^0.2.0",
 		"szepeviktor/phpstan-wordpress": "^1.3.0",
 		"wp-coding-standards/wpcs": "^3.1.0",
-		"yoast/phpunit-polyfills": "^1.0.1"
+		"yoast/phpunit-polyfills": "^3.1.1"
 	},
 	"config": {
 		"allow-plugins": {
diff --git a/composer.lock b/composer.lock
index ee959ae0..88f08ab9 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "28da7b35a111dd721ba149cfcf4a66b9",
+    "content-hash": "ad5fed2497bfad19ed63fb45cb60b7e4",
     "packages": [],
     "packages-dev": [
         {
@@ -3360,21 +3360,21 @@
         },
         {
             "name": "yoast/phpunit-polyfills",
-            "version": "1.1.2",
+            "version": "3.1.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/Yoast/PHPUnit-Polyfills.git",
-                "reference": "e9c8413de4c8ae03d2923a44f17d0d7dad1b96be"
+                "reference": "e6381c62c4df51677b657fbac79b79dfce7acdab"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/Yoast/PHPUnit-Polyfills/zipball/e9c8413de4c8ae03d2923a44f17d0d7dad1b96be",
-                "reference": "e9c8413de4c8ae03d2923a44f17d0d7dad1b96be",
+                "url": "https://api.github.com/repos/Yoast/PHPUnit-Polyfills/zipball/e6381c62c4df51677b657fbac79b79dfce7acdab",
+                "reference": "e6381c62c4df51677b657fbac79b79dfce7acdab",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.4",
-                "phpunit/phpunit": "^4.8.36 || ^5.7.21 || ^6.0 || ^7.0 || ^8.0 || ^9.0"
+                "php": ">=7.0",
+                "phpunit/phpunit": "^6.4.4 || ^7.0 || ^8.0 || ^9.0 || ^11.0"
             },
             "require-dev": {
                 "php-parallel-lint/php-console-highlighter": "^1.0.0",
@@ -3419,7 +3419,7 @@
                 "security": "https://github.com/Yoast/PHPUnit-Polyfills/security/policy",
                 "source": "https://github.com/Yoast/PHPUnit-Polyfills"
             },
-            "time": "2024-09-06T22:03:10+00:00"
+            "time": "2025-01-12T08:41:37+00:00"
         }
     ],
     "aliases": [],
@@ -3433,7 +3433,7 @@
         "php": ">=7.2",
         "ext-json": "*"
     },
-    "platform-dev": {},
+    "platform-dev": [],
     "platform-overrides": {
         "php": "7.2"
     },