diff --git a/bin/reloadpsl b/bin/reloadpsl
index b006cb5..cf9a0e7 100755
--- a/bin/reloadpsl
+++ b/bin/reloadpsl
@@ -14,7 +14,7 @@ function includeIfExists($file)
     }
 }
 
-if ((!$loader = includeIfExists(__DIR__.'/../vendor/autoload.php'))
+if ((!$loader = includeIfExists(__DIR__.'/../autoload.php'))
     && (!$loader = includeIfExists(__DIR__.'/../../../autoload.php')))
 {
     die("You must set up the project dependencies, run composer install\n");
diff --git a/src/PublicSuffixList.php b/src/PublicSuffixList.php
index 231c3f2..5304e10 100644
--- a/src/PublicSuffixList.php
+++ b/src/PublicSuffixList.php
@@ -281,7 +281,7 @@ protected function setLocalPSLName($url)
      */
     public function clearDataDirectory($cacheOnly = false)
     {
-        $dir = $this->dataDir;
+        $dir = __DIR__ . $this->dataDir;
         if (is_dir($dir)) {
             if ($dirHandle = opendir($dir)) {
                 while (($file = readdir($dirHandle)) !== false) {