diff --git a/composer.json b/composer.json
index d5b4484..53217ae 100644
--- a/composer.json
+++ b/composer.json
@@ -30,7 +30,7 @@
     },
     "require-dev": {
         "laminas/laminas-coding-standard": "~3.1.0",
-        "phpunit/phpunit": "^11.5.42",
+        "phpunit/phpunit": "^11.5.50",
         "psalm/plugin-phpunit": "^0.19.5",
         "vimeo/psalm": "^6.13.1"
     },
diff --git a/composer.lock b/composer.lock
index d58d093..dbd07e6 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": "67c4c83f4f9405ea036710c0523cc1a4",
+    "content-hash": "f35b18ab9df7e119622b197659324464",
     "packages": [],
     "packages-dev": [
         {
@@ -2571,16 +2571,16 @@
         },
         {
             "name": "phpunit/phpunit",
-            "version": "11.5.49",
+            "version": "11.5.50",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/phpunit.git",
-                "reference": "4f1750675ba411dd6c2d5fa8a3cca07f6742020e"
+                "reference": "fdfc727f0fcacfeb8fcb30c7e5da173125b58be3"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/4f1750675ba411dd6c2d5fa8a3cca07f6742020e",
-                "reference": "4f1750675ba411dd6c2d5fa8a3cca07f6742020e",
+                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/fdfc727f0fcacfeb8fcb30c7e5da173125b58be3",
+                "reference": "fdfc727f0fcacfeb8fcb30c7e5da173125b58be3",
                 "shasum": ""
             },
             "require": {
@@ -2652,7 +2652,7 @@
             "support": {
                 "issues": "https://github.com/sebastianbergmann/phpunit/issues",
                 "security": "https://github.com/sebastianbergmann/phpunit/security/policy",
-                "source": "https://github.com/sebastianbergmann/phpunit/tree/11.5.49"
+                "source": "https://github.com/sebastianbergmann/phpunit/tree/11.5.50"
             },
             "funding": [
                 {
@@ -2676,7 +2676,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2026-01-24T16:09:28+00:00"
+            "time": "2026-01-27T05:59:18+00:00"
         },
         {
             "name": "psalm/plugin-phpunit",