diff --git a/src/Composer/Package/Archiver/ArchiveManager.php b/src/Composer/Package/Archiver/ArchiveManager.php
index 621fd5286..3ff3f2e98 100644
--- a/src/Composer/Package/Archiver/ArchiveManager.php
+++ b/src/Composer/Package/Archiver/ArchiveManager.php
@@ -108,7 +108,7 @@ class ArchiveManager
         if (empty($format)) {
             throw new \InvalidArgumentException('Format must be specified');
         }
-        
+
         // Search for the most appropriate archiver
         $usableArchiver = null;
         foreach ($this->archivers as $archiver) {
diff --git a/tests/Composer/Test/Package/Archiver/ArchiveManagerTest.php b/tests/Composer/Test/Package/Archiver/ArchiveManagerTest.php
index cc0490293..402178de1 100644
--- a/tests/Composer/Test/Package/Archiver/ArchiveManagerTest.php
+++ b/tests/Composer/Test/Package/Archiver/ArchiveManagerTest.php
@@ -79,16 +79,7 @@ class ArchiveManagerTest extends ArchiverTest
 
         unlink($target);
     }
-
-    public function testNonStringFileName()
-    {
-        $this->setExpectedException('InvalidArgumentException');
-
-        $package = $this->setupPackage();
-
-        $this->manager->archive($package, 'tar', $this->targetDir, array());
-    }
-
+    
     protected function getTargetName(PackageInterface $package, $format, $fileName = null)
     {
         if(null === $fileName) {