diff --git a/composer.json b/composer.json
index 214a16b..5e08ed1 100644
--- a/composer.json
+++ b/composer.json
@@ -9,7 +9,7 @@
     "homepage": "https://github.com/zendframework/zend-captcha",
     "autoload": {
         "psr-4": {
-            "Zend\\Captcha": "src/"
+            "Zend\\Captcha\\": "src/"
         }
     },
     "require": {