diff --git a/src/Composer/Downloader/PearDownloader.php b/src/Composer/Downloader/PearDownloader.php
index d059b5151..b1da8c47b 100644
--- a/src/Composer/Downloader/PearDownloader.php
+++ b/src/Composer/Downloader/PearDownloader.php
@@ -23,7 +23,7 @@ class PearDownloader implements DownloaderInterface
     /**
      * {@inheritDoc}
      */
-    public function download(PackageInterface $package, $path, $url, $checksum = null, $useSource = false)
+    public function download($path, $url, $checksum = null, $useSource = false)
     {
         $this->downloadTo($package, $url, $path, $checksum);
     }
@@ -31,7 +31,7 @@ class PearDownloader implements DownloaderInterface
     /**
      * {@inheritDoc}
      */
-    public function update(PackageInterface $initial, PackageInterface $target, $path, $useSource = false)
+    public function update($path, $url, $checksum = null, $useSource = false)
     {
         // TODO rm old dir
         $this->downloadTo($package, $url, $path, $checksum);
@@ -40,7 +40,7 @@ class PearDownloader implements DownloaderInterface
     /**
      * {@inheritDoc}
      */
-    public function remove(PackageInterface $package, $path, $useSource = false)
+    public function remove($path, $useSource = false)
     {
         echo 'rm -rf '.$path; // TODO
     }