diff --git a/composer.json b/composer.json
index 37421af..8d12ece 100644
--- a/composer.json
+++ b/composer.json
@@ -13,7 +13,7 @@
         }
     ],
     "require": {
-        "php": ">=7.1.0",
+        "php": "^7.1.3",
         "arcanedev/log-viewer": "^4.5",
         "laravel/nova": "*"
     },