diff --git a/composer.json b/composer.json
index 53852412..d780804e 100644
--- a/composer.json
+++ b/composer.json
@@ -20,7 +20,7 @@
         "ext-dom": "*",
         "ext-libxml": "*",
         "zendframework/zend-escaper": "^2.5.2",
-        "zendframework/zend-stdlib": "^2.7.7 || ^3.1"
+        "zendframework/zend-stdlib": "^3.2.1"
     },
     "require-dev": {
         "phpunit/phpunit": "^5.7.23 || ^6.4.3",
diff --git a/composer.lock b/composer.lock
index 7160615b..1ab84f83 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": "3f9dd3cd40681ae6d943bf8dd8cf81ef",
+    "content-hash": "aee9bf00fb72956e566d95551b2fa6a9",
     "packages": [
         {
             "name": "zendframework/zend-escaper",
@@ -52,31 +52,31 @@
         },
         {
             "name": "zendframework/zend-stdlib",
-            "version": "3.1.0",
+            "version": "3.2.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/zendframework/zend-stdlib.git",
-                "reference": "debedcfc373a293f9250cc9aa03cf121428c8e78"
+                "reference": "66536006722aff9e62d1b331025089b7ec71c065"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/zendframework/zend-stdlib/zipball/debedcfc373a293f9250cc9aa03cf121428c8e78",
-                "reference": "debedcfc373a293f9250cc9aa03cf121428c8e78",
+                "url": "https://api.github.com/repos/zendframework/zend-stdlib/zipball/66536006722aff9e62d1b331025089b7ec71c065",
+                "reference": "66536006722aff9e62d1b331025089b7ec71c065",
                 "shasum": ""
             },
             "require": {
                 "php": "^5.6 || ^7.0"
             },
             "require-dev": {
-                "athletic/athletic": "~0.1",
-                "phpunit/phpunit": "~4.0",
-                "squizlabs/php_codesniffer": "^2.6.2"
+                "phpbench/phpbench": "^0.13",
+                "phpunit/phpunit": "^5.7.27 || ^6.5.8 || ^7.1.2",
+                "zendframework/zend-coding-standard": "~1.0.0"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "3.1-dev",
-                    "dev-develop": "3.2-dev"
+                    "dev-master": "3.2.x-dev",
+                    "dev-develop": "3.3.x-dev"
                 }
             },
             "autoload": {
@@ -88,12 +88,13 @@
             "license": [
                 "BSD-3-Clause"
             ],
-            "homepage": "https://github.com/zendframework/zend-stdlib",
+            "description": "SPL extensions, array utilities, error handlers, and more",
             "keywords": [
+                "ZendFramework",
                 "stdlib",
-                "zf2"
+                "zf"
             ],
-            "time": "2016-09-13T14:38:50+00:00"
+            "time": "2018-08-28T21:34:05+00:00"
         }
     ],
     "packages-dev": [