diff --git a/composer.json b/composer.json
index cdcbe6c8..59ee0810 100644
--- a/composer.json
+++ b/composer.json
@@ -10,15 +10,15 @@
         }
     ],
     "require": {
-        "illuminate/support": "5.8.*||5.7.*",
+        "illuminate/support": "5.8.*",
         "webpatser/laravel-uuid": "^3.0",
         "predis/predis": "^1.1"
     },
     "require-dev": {
-        "vlucas/phpdotenv": "^2.2||^3.3",
+        "vlucas/phpdotenv": "^3.3",
         "psy/psysh": "@stable",
-        "laravel/framework": "5.8.*||5.7.*",
-        "orchestra/testbench": "~3.7||~3.8",
+        "laravel/framework": "5.8.*",
+        "orchestra/testbench": "~3.8",
         "league/flysystem-aws-s3-v3": "~1.0",
         "phpunit/phpcov": "^6.0"
     },