diff --git a/composer.json b/composer.json
index 81d578c..4114fa6 100644
--- a/composer.json
+++ b/composer.json
@@ -25,7 +25,7 @@
         "oyejorge/less.php": "^1.7",
         "tedivm/jshrink": "^1.3",
         "tubalmartin/cssmin": "^4.1",
-        "zendframework/zend-config": "^2.6",
+        "zendframework/zend-config": "^2.6 || ^3.0",
         "zendframework/zend-console": "^2.6",
         "zendframework/zend-eventmanager": "^2.6",
         "zendframework/zend-http": "^2.5",