diff --git a/composer.json b/composer.json
index 5b59238..d72c543 100644
--- a/composer.json
+++ b/composer.json
@@ -11,10 +11,10 @@
     ],
     "require": {
         "php": ">=5.5.9",
-        "illuminate/support": "5.1.* || 5.2.* || 5.3.* || 5.4.*",
-        "illuminate/filesystem": "5.1.* || 5.2.* || 5.3.* || 5.4.*",
+        "illuminate/support": "^5.1",
+        "illuminate/filesystem": "^5.1",
         "doctrine/annotations": "~1.2",
-        "phpdocumentor/reflection-docblock": "3.1.*"
+        "phpdocumentor/reflection-docblock": "^3.1"
     },
     "require-dev": {
         "squizlabs/php_codesniffer": "~2.0",
@@ -30,7 +30,7 @@
             "Dingo\\Blueprint\\Tests\\": "tests"
         }
     },
-    "extra": {
+     "extra": {
         "branch-alias": {
             "dev-master": "0.2-dev"
         }