diff --git a/src/Symfony/Component/Finder/Exception/DirectoryNotFoundException.php b/src/Symfony/Component/Finder/Exception/DirectoryNotFoundException.php
new file mode 100644
index 0000000000000..c6cc0f2736370
--- /dev/null
+++ b/src/Symfony/Component/Finder/Exception/DirectoryNotFoundException.php
@@ -0,0 +1,19 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Finder\Exception;
+
+/**
+ * @author Andreas Erhard <andreas.erhard@i-med.ac.at>
+ */
+class DirectoryNotFoundException extends \InvalidArgumentException
+{
+}
diff --git a/src/Symfony/Component/Finder/Finder.php b/src/Symfony/Component/Finder/Finder.php
index f791f8cf32a8f..33b1805979469 100644
--- a/src/Symfony/Component/Finder/Finder.php
+++ b/src/Symfony/Component/Finder/Finder.php
@@ -13,6 +13,7 @@
 
 use Symfony\Component\Finder\Comparator\DateComparator;
 use Symfony\Component\Finder\Comparator\NumberComparator;
+use Symfony\Component\Finder\Exception\DirectoryNotFoundException;
 use Symfony\Component\Finder\Iterator\CustomFilterIterator;
 use Symfony\Component\Finder\Iterator\DateRangeFilterIterator;
 use Symfony\Component\Finder\Iterator\DepthRangeFilterIterator;
@@ -585,7 +586,7 @@ public function ignoreUnreadableDirs($ignore = true)
      *
      * @return $this
      *
-     * @throws \InvalidArgumentException if one of the directories does not exist
+     * @throws DirectoryNotFoundException if one of the directories does not exist
      */
     public function in($dirs)
     {
@@ -597,7 +598,7 @@ public function in($dirs)
             } elseif ($glob = glob($dir, (\defined('GLOB_BRACE') ? GLOB_BRACE : 0) | GLOB_ONLYDIR)) {
                 $resolvedDirs = array_merge($resolvedDirs, array_map([$this, 'normalizeDir'], $glob));
             } else {
-                throw new \InvalidArgumentException(sprintf('The "%s" directory does not exist.', $dir));
+                throw new DirectoryNotFoundException(sprintf('The "%s" directory does not exist.', $dir));
             }
         }
 
diff --git a/src/Symfony/Component/Finder/Tests/FinderTest.php b/src/Symfony/Component/Finder/Tests/FinderTest.php
index 6b9a4b00c6d68..2e4e55b3b5d86 100644
--- a/src/Symfony/Component/Finder/Tests/FinderTest.php
+++ b/src/Symfony/Component/Finder/Tests/FinderTest.php
@@ -888,7 +888,7 @@ public function testIn()
     }
 
     /**
-     * @expectedException \InvalidArgumentException
+     * @expectedException \Symfony\Component\Finder\Exception\DirectoryNotFoundException
      */
     public function testInWithNonExistentDirectory()
     {
@@ -896,6 +896,15 @@ public function testInWithNonExistentDirectory()
         $finder->in('foobar');
     }
 
+    /**
+     * @expectedException \InvalidArgumentException
+     */
+    public function testInWithNonExistentDirectoryLegacyException()
+    {
+        $finder = new Finder();
+        $finder->in('foobar');
+    }
+
     public function testInWithGlob()
     {
         $finder = $this->buildFinder();