diff --git a/composer.json b/composer.json
index 4a416e7d..69e95d8d 100644
--- a/composer.json
+++ b/composer.json
@@ -18,12 +18,12 @@
         "php": "^7.1.3",
         "ext-json": "*",
         "guzzlehttp/guzzle": "~6.0",
-        "illuminate/http": "~5.7.0|~5.8.0|~5.9.0",
-        "illuminate/support": "~5.7.0|~5.8.0|~5.9.0",
+        "illuminate/http": "~5.7.0|~5.8.0|^6.0",
+        "illuminate/support": "~5.7.0|~5.8.0|^6.0",
         "league/oauth1-client": "~1.0"
     },
     "require-dev": {
-        "illuminate/contracts": "~5.7.0|~5.8.0|~5.9.0",
+        "illuminate/contracts": "~5.7.0|~5.8.0|^6.0",
         "mockery/mockery": "~1.0",
         "phpunit/phpunit": "~7.0"
     },