diff --git a/composer.json b/composer.json
index b200d9a..3719e2a 100644
--- a/composer.json
+++ b/composer.json
@@ -20,7 +20,7 @@
         "psr/log": "~1.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "~8.0"
+        "phpunit/phpunit": "~7.0"
     },
     "support": {
         "email": "support@retailcrm.ru"