diff --git a/src/Composer/Package/Dumper/ArrayDumper.php b/src/Composer/Package/Dumper/ArrayDumper.php
index 75fba6867..ee2a0b376 100644
--- a/src/Composer/Package/Dumper/ArrayDumper.php
+++ b/src/Composer/Package/Dumper/ArrayDumper.php
@@ -23,7 +23,7 @@ class ArrayDumper
     public function dump(PackageInterface $package)
     {
         $keys = array(
-            'bin',
+            'binaries' => 'bin',
             'type',
             'names',
             'extra',