diff --git a/src/Composer/Factory.php b/src/Composer/Factory.php
index 383337aa6..b6dc373a5 100644
--- a/src/Composer/Factory.php
+++ b/src/Composer/Factory.php
@@ -392,7 +392,7 @@ class Factory
                 ? substr($composerFile, 0, -4).'lock'
                 : $composerFile . '.lock';
 
-            $locker = new Package\Locker($io, new JsonFile($lockFile, null, $io), $rm, $im, file_get_contents($composerFile));
+            $locker = new Package\Locker($io, new JsonFile($lockFile, null, $io), $im, file_get_contents($composerFile));
             $composer->setLocker($locker);
         }
 
diff --git a/src/Composer/Package/Locker.php b/src/Composer/Package/Locker.php
index 68540581c..d9be1d168 100644
--- a/src/Composer/Package/Locker.php
+++ b/src/Composer/Package/Locker.php
@@ -33,8 +33,6 @@ class Locker
 {
     /** @var JsonFile */
     private $lockFile;
-    /** @var RepositoryManager */
-    private $repositoryManager;
     /** @var InstallationManager */
     private $installationManager;
     /** @var string */
@@ -54,14 +52,12 @@ class Locker
      *
      * @param IOInterface         $io
      * @param JsonFile            $lockFile             lockfile loader
-     * @param RepositoryManager   $repositoryManager    repository manager instance
      * @param InstallationManager $installationManager  installation manager instance
      * @param string              $composerFileContents The contents of the composer file
      */
-    public function __construct(IOInterface $io, JsonFile $lockFile, RepositoryManager $repositoryManager, InstallationManager $installationManager, $composerFileContents)
+    public function __construct(IOInterface $io, JsonFile $lockFile, InstallationManager $installationManager, $composerFileContents)
     {
         $this->lockFile = $lockFile;
-        $this->repositoryManager = $repositoryManager;
         $this->installationManager = $installationManager;
         $this->hash = md5($composerFileContents);
         $this->contentHash = self::getContentHash($composerFileContents);
diff --git a/tests/Composer/Test/InstallerTest.php b/tests/Composer/Test/InstallerTest.php
index acaf8f1ff..3bb33708a 100644
--- a/tests/Composer/Test/InstallerTest.php
+++ b/tests/Composer/Test/InstallerTest.php
@@ -202,7 +202,7 @@ class InstallerTest extends TestCase
         }
 
         $contents = json_encode($composerConfig);
-        $locker = new Locker($io, $lockJsonMock, $repositoryManager, $composer->getInstallationManager(), $contents);
+        $locker = new Locker($io, $lockJsonMock, $composer->getInstallationManager(), $contents);
         $composer->setLocker($locker);
 
         $eventDispatcher = $this->getMockBuilder('Composer\EventDispatcher\EventDispatcher')->disableOriginalConstructor()->getMock();
diff --git a/tests/Composer/Test/Package/LockerTest.php b/tests/Composer/Test/Package/LockerTest.php
index c20c21466..6b945bab2 100644
--- a/tests/Composer/Test/Package/LockerTest.php
+++ b/tests/Composer/Test/Package/LockerTest.php
@@ -25,7 +25,6 @@ class LockerTest extends TestCase
             new NullIO,
             $json,
             $this->createRepositoryManagerMock(),
-            $this->createInstallationManagerMock(),
             $this->getJsonContent()
         );
 
@@ -44,10 +43,9 @@ class LockerTest extends TestCase
     public function testGetNotLockedPackages()
     {
         $json = $this->createJsonFileMock();
-        $repo = $this->createRepositoryManagerMock();
         $inst = $this->createInstallationManagerMock();
 
-        $locker = new Locker(new NullIO, $json, $repo, $inst, $this->getJsonContent());
+        $locker = new Locker(new NullIO, $json, $inst, $this->getJsonContent());
 
         $json
             ->expects($this->once())
@@ -62,10 +60,9 @@ class LockerTest extends TestCase
     public function testGetLockedPackages()
     {
         $json = $this->createJsonFileMock();
-        $repo = $this->createRepositoryManagerMock();
         $inst = $this->createInstallationManagerMock();
 
-        $locker = new Locker(new NullIO, $json, $repo, $inst, $this->getJsonContent());
+        $locker = new Locker(new NullIO, $json, $inst, $this->getJsonContent());
 
         $json
             ->expects($this->once())
@@ -89,11 +86,10 @@ class LockerTest extends TestCase
     public function testSetLockData()
     {
         $json = $this->createJsonFileMock();
-        $repo = $this->createRepositoryManagerMock();
         $inst = $this->createInstallationManagerMock();
 
         $jsonContent = $this->getJsonContent() . '  ';
-        $locker = new Locker(new NullIO, $json, $repo, $inst, $jsonContent);
+        $locker = new Locker(new NullIO, $json, $inst, $jsonContent);
 
         $package1 = $this->createPackageMock();
         $package2 = $this->createPackageMock();
@@ -162,10 +158,9 @@ class LockerTest extends TestCase
     public function testLockBadPackages()
     {
         $json = $this->createJsonFileMock();
-        $repo = $this->createRepositoryManagerMock();
         $inst = $this->createInstallationManagerMock();
 
-        $locker = new Locker(new NullIO, $json, $repo, $inst, $this->getJsonContent());
+        $locker = new Locker(new NullIO, $json, $inst, $this->getJsonContent());
 
         $package1 = $this->createPackageMock();
         $package1
@@ -181,11 +176,10 @@ class LockerTest extends TestCase
     public function testIsFresh()
     {
         $json = $this->createJsonFileMock();
-        $repo = $this->createRepositoryManagerMock();
         $inst = $this->createInstallationManagerMock();
 
         $jsonContent = $this->getJsonContent();
-        $locker = new Locker(new NullIO, $json, $repo, $inst, $jsonContent);
+        $locker = new Locker(new NullIO, $json, $inst, $jsonContent);
 
         $json
             ->expects($this->once())
@@ -198,10 +192,9 @@ class LockerTest extends TestCase
     public function testIsFreshFalse()
     {
         $json = $this->createJsonFileMock();
-        $repo = $this->createRepositoryManagerMock();
         $inst = $this->createInstallationManagerMock();
 
-        $locker = new Locker(new NullIO, $json, $repo, $inst, $this->getJsonContent());
+        $locker = new Locker(new NullIO, $json, $inst, $this->getJsonContent());
 
         $json
             ->expects($this->once())
@@ -214,11 +207,10 @@ class LockerTest extends TestCase
     public function testIsFreshWithContentHash()
     {
         $json = $this->createJsonFileMock();
-        $repo = $this->createRepositoryManagerMock();
         $inst = $this->createInstallationManagerMock();
 
         $jsonContent = $this->getJsonContent();
-        $locker = new Locker(new NullIO, $json, $repo, $inst, $jsonContent);
+        $locker = new Locker(new NullIO, $json, $inst, $jsonContent);
 
         $json
             ->expects($this->once())
@@ -231,11 +223,10 @@ class LockerTest extends TestCase
     public function testIsFreshWithContentHashAndNoHash()
     {
         $json = $this->createJsonFileMock();
-        $repo = $this->createRepositoryManagerMock();
         $inst = $this->createInstallationManagerMock();
 
         $jsonContent = $this->getJsonContent();
-        $locker = new Locker(new NullIO, $json, $repo, $inst, $jsonContent);
+        $locker = new Locker(new NullIO, $json, $inst, $jsonContent);
 
         $json
             ->expects($this->once())
@@ -248,10 +239,9 @@ class LockerTest extends TestCase
     public function testIsFreshFalseWithContentHash()
     {
         $json = $this->createJsonFileMock();
-        $repo = $this->createRepositoryManagerMock();
         $inst = $this->createInstallationManagerMock();
 
-        $locker = new Locker(new NullIO, $json, $repo, $inst, $this->getJsonContent());
+        $locker = new Locker(new NullIO, $json, $inst, $this->getJsonContent());
 
         $differentHash = md5($this->getJsonContent(array('name' => 'test2')));
 
@@ -269,20 +259,7 @@ class LockerTest extends TestCase
             ->disableOriginalConstructor()
             ->getMock();
     }
-
-    private function createRepositoryManagerMock()
-    {
-        $mock = $this->getMockBuilder('Composer\Repository\RepositoryManager')
-            ->disableOriginalConstructor()
-            ->getMock();
-
-        $mock->expects($this->any())
-            ->method('getLocalRepository')
-            ->will($this->returnValue($this->getMockBuilder('Composer\Repository\ArrayRepository')->getMock()));
-
-        return $mock;
-    }
-
+    
     private function createInstallationManagerMock()
     {
         $mock = $this->getMockBuilder('Composer\Installer\InstallationManager')