diff --git a/composer.json b/composer.json
index cc99247..38c0d9d 100644
--- a/composer.json
+++ b/composer.json
@@ -5,16 +5,13 @@
     "license": "MIT",
     "require": {
         "php": ">=5.5.0",
-        "commerceguys/addressing": "~1.0",
-        "doctrine/collections": "~1.0"
+        "commerceguys/addressing": "~1.0"
     },
     "require-dev": {
-        "symfony/intl": ">=2.3",
         "phpunit/phpunit": "~4.0",
         "mikey179/vfsStream": "1.*",
         "squizlabs/php_codesniffer": "2.*"
     },
-    "minimum-stability": "dev",
     "autoload": {
         "psr-4": {
             "CommerceGuys\\Zone\\": "src"