diff --git a/composer.json b/composer.json
index 692b468..b73fd6f 100644
--- a/composer.json
+++ b/composer.json
@@ -13,11 +13,11 @@
     ],
     "require": {
         "php": ">=7.0.0",
-        "encore/laravel-admin": "~1.5"
+        "encore/laravel-admin": ">=1.5"
     },
     "require-dev": {
-        "phpunit/phpunit": "~6.0",
-        "laravel/laravel": "~5.5"
+        "phpunit/phpunit": ">=6.0",
+        "laravel/laravel": ">=5.5"
     },
     "autoload": {
         "psr-4": {