diff --git a/composer.json b/composer.json
index 726373e7..fd372ffb 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": "^2.3.0",