diff --git a/composer.json b/composer.json
index ec2a107c..48e3f6ae 100644
--- a/composer.json
+++ b/composer.json
@@ -27,7 +27,7 @@
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         "laminas/laminas-http": "^2.18.0",
         "laminas/laminas-servicemanager": "^3.21.0",
-        "laminas/laminas-stdlib": "^3.17.0",
+        "laminas/laminas-stdlib": "^3.18.0",
         "laminas/laminas-stratigility": "^3.10.0",
         "laminas/laminas-twitter": "^3.7.0",
         "league/commonmark": "^2.4.1",
diff --git a/composer.lock b/composer.lock
index c0c82192..e601f1e8 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": "bcdfe9f78d182691fb37b29ef9610879",
+    "content-hash": "8c0b540780e5aeb37d5065bea610ffbe",
     "packages": [
         {
             "name": "beberlei/assert",
@@ -1756,30 +1756,30 @@
         },
         {
             "name": "laminas/laminas-stdlib",
-            "version": "3.17.0",
+            "version": "3.18.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/laminas/laminas-stdlib.git",
-                "reference": "dd35c868075bad80b6718959740913e178eb4274"
+                "reference": "e85b29076c6216e7fc98e72b42dbe1bbc3b95ecf"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/laminas/laminas-stdlib/zipball/dd35c868075bad80b6718959740913e178eb4274",
-                "reference": "dd35c868075bad80b6718959740913e178eb4274",
+                "url": "https://api.github.com/repos/laminas/laminas-stdlib/zipball/e85b29076c6216e7fc98e72b42dbe1bbc3b95ecf",
+                "reference": "e85b29076c6216e7fc98e72b42dbe1bbc3b95ecf",
                 "shasum": ""
             },
             "require": {
-                "php": "~8.1.0 || ~8.2.0"
+                "php": "~8.1.0 || ~8.2.0 || ~8.3.0"
             },
             "conflict": {
                 "zendframework/zend-stdlib": "*"
             },
             "require-dev": {
                 "laminas/laminas-coding-standard": "^2.5",
-                "phpbench/phpbench": "^1.2.9",
-                "phpunit/phpunit": "^10.0.16",
+                "phpbench/phpbench": "^1.2.14",
+                "phpunit/phpunit": "^10.3.3",
                 "psalm/plugin-phpunit": "^0.18.4",
-                "vimeo/psalm": "^5.8"
+                "vimeo/psalm": "^5.15.0"
             },
             "type": "library",
             "autoload": {
@@ -1811,7 +1811,7 @@
                     "type": "community_bridge"
                 }
             ],
-            "time": "2023-03-20T13:51:37+00:00"
+            "time": "2023-09-19T10:15:21+00:00"
         },
         {
             "name": "laminas/laminas-stratigility",