diff --git a/composer.json b/composer.json
index d89b49fc..10258129 100644
--- a/composer.json
+++ b/composer.json
@@ -18,7 +18,7 @@
         "behat/behat": "^3.4",
         "leanphp/behat-code-coverage": "^3.0",
         "monolog/monolog": "^1.0",
-        "phpunit/phpunit": "^4.8.35||^5.0||^6.0"
+        "phpunit/phpunit": "^4.8.35||^5.0||^6.0||^7.0"
     },
     "autoload": {
         "psr-4": {