diff --git a/src/Illuminate/Support/Composer.php b/src/Illuminate/Support/Composer.php
index 190500a4fe32..d244867cd9f6 100644
--- a/src/Illuminate/Support/Composer.php
+++ b/src/Illuminate/Support/Composer.php
@@ -45,7 +45,7 @@ public function __construct(Filesystem $files, $workingPath = null)
      *
      * @throw \RuntimeException
      */
-    protected function hasPackage($package)
+    public function hasPackage($package)
     {
         $composer = json_decode(file_get_contents($this->findComposerFile()), true);