diff --git a/composer.json b/composer.json
index 2443d04..a7e848c 100644
--- a/composer.json
+++ b/composer.json
@@ -1,21 +1,21 @@
 {
-	"name": "milindsingh/validator",
-	"description": "A collection of PHP classes for managing barcodes.",
-	"license": "GPL-3.0+",
-	"require": {
-		"php": "^5.0 || ^7.0"
-	},
-	"require-dev": {
-		"phpunit/phpunit": "^4.8"
-	},
-	"autoload": {
-		"psr-0" : {
-			"Ced\\Validator" : "src"
-		}
-	},
-    "autoload-dev": {
-	  "psr-4": {
-		"Ced\\Validator\\Tests\\": "tests"
-	  }
-	}
+  "name": "milindsingh/validator",
+  "description": "A collection of PHP classes for managing barcodes.",
+  "license": "GPL-3.0+",
+  "require": {
+    "php": "^5.0 || ^7.0"
+  },
+  "require-dev": {
+    "phpunit/phpunit": "^4.8"
+  },
+  "autoload": {
+    "psr-4": {
+      "Ced\\Validator\\": "src"
+    }
+  },
+  "autoload-dev": {
+    "psr-4": {
+      "Ced\\Validator\\Tests\\": "tests"
+    }
+  }
 }