diff --git a/composer.json b/composer.json
index aba501e..e38c930 100644
--- a/composer.json
+++ b/composer.json
@@ -16,7 +16,7 @@
         }
     },
     "require": {
-      "php": "~7.1"
+        "php": "~7.1"
     },
     "require-dev": {
         "jakub-onderka/php-parallel-lint": "^0.9.2",