diff --git a/composer.lock b/composer.lock
index f482e42..db27e56 100644
--- a/composer.lock
+++ b/composer.lock
@@ -2881,16 +2881,16 @@
         },
         {
             "name": "wp-phpunit/wp-phpunit",
-            "version": "6.8.1",
+            "version": "6.9.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/wp-phpunit/wp-phpunit.git",
-                "reference": "a33d328dab5a4a9ddf0c560bcadbabb58b5ee67f"
+                "reference": "15fd216bf6516670d8d07b938675925bfa5c15b0"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/wp-phpunit/wp-phpunit/zipball/a33d328dab5a4a9ddf0c560bcadbabb58b5ee67f",
-                "reference": "a33d328dab5a4a9ddf0c560bcadbabb58b5ee67f",
+                "url": "https://api.github.com/repos/wp-phpunit/wp-phpunit/zipball/15fd216bf6516670d8d07b938675925bfa5c15b0",
+                "reference": "15fd216bf6516670d8d07b938675925bfa5c15b0",
                 "shasum": ""
             },
             "type": "library",
@@ -2925,7 +2925,7 @@
                 "issues": "https://github.com/wp-phpunit/issues",
                 "source": "https://github.com/wp-phpunit/wp-phpunit"
             },
-            "time": "2025-04-16T01:40:54+00:00"
+            "time": "2026-02-04T01:48:23+00:00"
         },
         {
             "name": "yoast/phpunit-polyfills",