diff --git a/composer.json b/composer.json
index d2fde03..c98607f 100644
--- a/composer.json
+++ b/composer.json
@@ -12,7 +12,7 @@
     "require": {
         "php": "^5.6|^7.0|^7.1",
         "laravel/framework": "5.2.*|5.3.*|5.4.*|5.5.*",
-        "mockery/mockery": "^0.9.5"
+        "mockery/mockery": "^1.0"
     },
     "require-dev": {
         "phpunit/phpunit": "^5.6",