diff --git a/composer.json b/composer.json
index 08ab2211..8872c4da 100644
--- a/composer.json
+++ b/composer.json
@@ -41,6 +41,7 @@
     },
     "require": {
         "php": "^7.1",
+        "composer/package-versions-deprecated": "^1.10.99",
         "laminas/laminas-component-installer": "^2.1.2",
         "laminas/laminas-config-aggregator": "^1.2",
         "laminas/laminas-diactoros": "^1.8.7 || ^2.2.2",