diff --git a/composer.json b/composer.json
index 0d53182..f4f1fd2 100644
--- a/composer.json
+++ b/composer.json
@@ -15,7 +15,7 @@
 		"sirbrillig/phpcs-variable-analysis": "^2.11.3",
 		"phpunit/phpunit": "^9.5",
 		"wp-phpunit/wp-phpunit": "^6.0",
-		"yoast/phpunit-polyfills": "^3.0",
+		"yoast/phpunit-polyfills": "^4.0",
 		"wp-cli/i18n-command": "^2.4"
 	},
 	"minimum-stability": "dev",
diff --git a/composer.lock b/composer.lock
index 888b0bb..0e4170a 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": "1b32457afd5a0eb9fdb692d88c5cd1cb",
+    "content-hash": "81a60d153f79b474e4adc5de6d394283",
     "packages": [],
     "packages-dev": [
         {
@@ -522,16 +522,16 @@
         },
         {
             "name": "myclabs/deep-copy",
-            "version": "1.12.1",
+            "version": "1.13.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/myclabs/DeepCopy.git",
-                "reference": "123267b2c49fbf30d78a7b2d333f6be754b94845"
+                "reference": "024473a478be9df5fdaca2c793f2232fe788e414"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/myclabs/DeepCopy/zipball/123267b2c49fbf30d78a7b2d333f6be754b94845",
-                "reference": "123267b2c49fbf30d78a7b2d333f6be754b94845",
+                "url": "https://api.github.com/repos/myclabs/DeepCopy/zipball/024473a478be9df5fdaca2c793f2232fe788e414",
+                "reference": "024473a478be9df5fdaca2c793f2232fe788e414",
                 "shasum": ""
             },
             "require": {
@@ -570,7 +570,7 @@
             ],
             "support": {
                 "issues": "https://github.com/myclabs/DeepCopy/issues",
-                "source": "https://github.com/myclabs/DeepCopy/tree/1.12.1"
+                "source": "https://github.com/myclabs/DeepCopy/tree/1.13.0"
             },
             "funding": [
                 {
@@ -578,7 +578,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2024-11-08T17:47:46+00:00"
+            "time": "2025-02-12T12:17:51+00:00"
         },
         {
             "name": "nikic/php-parser",
@@ -2951,21 +2951,21 @@
         },
         {
             "name": "yoast/phpunit-polyfills",
-            "version": "3.1.1",
+            "version": "4.0.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/Yoast/PHPUnit-Polyfills.git",
-                "reference": "e6381c62c4df51677b657fbac79b79dfce7acdab"
+                "reference": "134921bfca9b02d8f374c48381451da1d98402f9"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/Yoast/PHPUnit-Polyfills/zipball/e6381c62c4df51677b657fbac79b79dfce7acdab",
-                "reference": "e6381c62c4df51677b657fbac79b79dfce7acdab",
+                "url": "https://api.github.com/repos/Yoast/PHPUnit-Polyfills/zipball/134921bfca9b02d8f374c48381451da1d98402f9",
+                "reference": "134921bfca9b02d8f374c48381451da1d98402f9",
                 "shasum": ""
             },
             "require": {
-                "php": ">=7.0",
-                "phpunit/phpunit": "^6.4.4 || ^7.0 || ^8.0 || ^9.0 || ^11.0"
+                "php": ">=7.1",
+                "phpunit/phpunit": "^7.5 || ^8.0 || ^9.0 || ^11.0 || ^12.0"
             },
             "require-dev": {
                 "php-parallel-lint/php-console-highlighter": "^1.0.0",
@@ -2975,7 +2975,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-main": "3.x-dev"
+                    "dev-main": "4.x-dev"
                 }
             },
             "autoload": {
@@ -3010,7 +3010,7 @@
                 "security": "https://github.com/Yoast/PHPUnit-Polyfills/security/policy",
                 "source": "https://github.com/Yoast/PHPUnit-Polyfills"
             },
-            "time": "2025-01-12T08:41:37+00:00"
+            "time": "2025-02-09T18:58:54+00:00"
         }
     ],
     "aliases": [],
@@ -3022,5 +3022,5 @@
         "php": ">=8.2"
     },
     "platform-dev": [],
-    "plugin-api-version": "2.6.0"
+    "plugin-api-version": "2.3.0"
 }