diff --git a/composer.json b/composer.json
index d9a3be8..5d6a2f5 100644
--- a/composer.json
+++ b/composer.json
@@ -38,7 +38,7 @@
         "matthiasnoback/symfony-dependency-injection-test": "^4.1",
         "matthiasnoback/symfony-config-test": "^4.1",
         "nyholm/psr7": "^1.1",
-        "nyholm/symfony-bundle-test": "^1.6.1"
+        "nyholm/symfony-bundle-test": "^1.6.1, <1.8"
     },
     "suggest": {
         "php-http/httplug-bundle": "To easier configure your httplug clients."