diff --git a/composer.json b/composer.json
index fc8a771..fcaab59 100644
--- a/composer.json
+++ b/composer.json
@@ -17,7 +17,7 @@
   },
   "require": {
     "php": ">=5.2",
-    "composer/installers": "^1.0"
+    "composer/installers": "^1.0 || ^2.0"
   },
   "require-dev": {
     "phpunit/phpunit": ">4.8.20 <6.0",