diff --git a/composer.json b/composer.json
index 48d27d4..9c4cc63 100755
--- a/composer.json
+++ b/composer.json
@@ -12,7 +12,7 @@
     "php" : ">=7.0.0"
   },
   "require-dev" : {
-    "xp-framework/test": "^2.0"
+    "xp-framework/test": "^2.0 | ^1.0"
   },
   "autoload" : {
     "files" : ["src/main/php/autoload.php"]