diff --git a/composer.json b/composer.json
index 57f586f..129e74d 100644
--- a/composer.json
+++ b/composer.json
@@ -26,7 +26,7 @@
     "phpstan/phpstan": "^2.0",
     "szepeviktor/phpstan-wordpress": "^2.0",
     "infection/infection": "^0.32",
-    "woocommerce/action-scheduler": "^3.9"
+    "woocommerce/action-scheduler": "^4.0"
   },
   "autoload": {
     "classmap": [
diff --git a/composer.lock b/composer.lock
index 6055e58..4db8bea 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": "15aff08a22bfa5acd31cb6e878af84d9",
+    "content-hash": "e3628d383066d33e350308eb95608047",
     "packages": [
         {
             "name": "automattic/jetpack-autoloader",
@@ -4867,16 +4867,16 @@
         },
         {
             "name": "woocommerce/action-scheduler",
-            "version": "3.9.3",
+            "version": "4.0.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/woocommerce/action-scheduler.git",
-                "reference": "c58cdbab17651303d406cd3b22cf9d75c71c986c"
+                "reference": "7321e865436e125a997de5ad95bdc8821c5a53e3"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/woocommerce/action-scheduler/zipball/c58cdbab17651303d406cd3b22cf9d75c71c986c",
-                "reference": "c58cdbab17651303d406cd3b22cf9d75c71c986c",
+                "url": "https://api.github.com/repos/woocommerce/action-scheduler/zipball/7321e865436e125a997de5ad95bdc8821c5a53e3",
+                "reference": "7321e865436e125a997de5ad95bdc8821c5a53e3",
                 "shasum": ""
             },
             "require": {
@@ -4904,9 +4904,9 @@
             "homepage": "https://actionscheduler.org/",
             "support": {
                 "issues": "https://github.com/woocommerce/action-scheduler/issues",
-                "source": "https://github.com/woocommerce/action-scheduler/tree/3.9.3"
+                "source": "https://github.com/woocommerce/action-scheduler/tree/4.0.0"
             },
-            "time": "2025-07-15T09:32:30+00:00"
+            "time": "2026-06-16T15:01:01+00:00"
         },
         {
             "name": "wp-coding-standards/wpcs",