diff --git a/composer.json b/composer.json
index d9bdea6..7b1bfba 100644
--- a/composer.json
+++ b/composer.json
@@ -22,7 +22,7 @@
         "nextcloud/ocp": "dev-stable32",
 		"roave/security-advisories": "dev-latest",
         "bamarni/composer-bin-plugin": "^1.9.1",
-        "phpunit/phpunit": "^11.5",
+        "phpunit/phpunit": "^11.5.55",
         "nextcloud/coding-standard": "^1.5"
     },
     "extra": {
diff --git a/composer.lock b/composer.lock
index e3d3123..8276843 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": "94a159043c4ae0cb45894dea92006048",
+    "content-hash": "a719a605950ae845b5b941df4533217d",
     "packages": [
         {
             "name": "psr/log",
@@ -2800,7 +2800,6 @@
                     "type": "github"
                 }
             ],
-            "abandoned": true,
             "time": "2025-03-19T07:56:08+00:00"
         },
         {
@@ -2857,7 +2856,6 @@
                     "type": "github"
                 }
             ],
-            "abandoned": true,
             "time": "2024-07-03T04:45:54+00:00"
         },
         {