diff --git a/composer.json b/composer.json
index 79a3121..1ad68c6 100644
--- a/composer.json
+++ b/composer.json
@@ -35,12 +35,12 @@
     ],
     "type": "library",
     "require": {
-        "php": "^7.0.0|^7.2|^7.2.5",
-        "illuminate/support": "^5.5|^6.0|^7.0"
+        "php": "^7.2|^7.2.5",
+        "illuminate/support": "^6.0|^7.0"
     },
     "require-dev": {
-        "mockery/mockery": "0.9.*|^1.0|^1.3.1",
-        "phpunit/phpunit": "~6.0|^8.0|^8.5"
+        "mockery/mockery": "^1.0|^1.3.1",
+        "phpunit/phpunit": "^8.0|^8.5"
     },
     "autoload": {
         "psr-4": {