diff --git a/composer.json b/composer.json
index 5376ced..19bdf90 100644
--- a/composer.json
+++ b/composer.json
@@ -18,7 +18,34 @@
     ],
     "require": {
         "php": ">=5.6.0",
-        "zendframework/zendframework": "~2.4"
+        "zendframework/zend-authentication": "2.5.2",
+        "zendframework/zend-cache": "2.5.3",
+        "zendframework/zend-config": "2.5.1",
+        "zendframework/zend-console": "2.5.1",
+        "zendframework/zend-db": "2.5.2",
+        "zendframework/zend-eventmanager": "2.5.2",
+        "zendframework/zend-file": "2.5.2",
+        "zendframework/zend-filter": "2.5.1",
+        "zendframework/zend-form": "2.5.3",
+        "zendframework/zend-http": "2.5.6",
+        "zendframework/zend-i18n": "2.5.1",
+        "zendframework/zend-inputfilter": "2.5.5",
+        "zendframework/zend-log": "2.5.2",
+        "zendframework/zend-mail": "2.5.2",
+        "zendframework/zend-mime": "2.5.1",
+        "zendframework/zend-modulemanager": "2.5.3",
+        "zendframework/zend-mvc": "2.5.3",
+        "zendframework/zend-navigation": "2.5.1",
+        "zendframework/zend-paginator": "2.5.1",
+        "zendframework/zend-permissions-acl": "2.5.1",
+        "zendframework/zend-progressbar": "2.5.1",
+        "zendframework/zend-serializer": "2.5.1",
+        "zendframework/zend-servicemanager": "2.5.1",
+        "zendframework/zend-session": "2.5.2",
+        "zendframework/zend-stdlib": "2.5.2",
+        "zendframework/zend-validator": "2.5.4",
+        "zendframework/zend-view": "2.5.3",
+        "zendframework/zend-xmlrpc": "2.5.1"
     },
     "require-dev": {
         "phpunit/phpunit": "^6.5.0",