diff --git a/examples/composer.json b/examples/composer.json
index 79ab47cd..ec7387cf 100644
--- a/examples/composer.json
+++ b/examples/composer.json
@@ -7,7 +7,8 @@
         "lcobucci/jwt": "^3.1",
         "paragonie/random_compat": "^2.0",
         "psr/http-message": "^1.0",
-        "defuse/php-encryption": "^2.1"
+        "defuse/php-encryption": "^2.1",
+        "zendframework/zend-diactoros": "^1.0"
     },
     "autoload": {
         "psr-4": {