diff --git a/framework/yii/helpers/base/FileHelper.php b/framework/yii/helpers/base/FileHelper.php
index fc1f91a..62dfc0a 100644
--- a/framework/yii/helpers/base/FileHelper.php
+++ b/framework/yii/helpers/base/FileHelper.php
@@ -137,7 +137,6 @@ class FileHelper
 	 * - filter: callback, a PHP callback that is called for each sub-directory or file.
 	 *   If the callback returns false, the the sub-directory or file will not be copied.
 	 *   The signature of the callback should be: `function ($path)`, where `$path` refers the full path to be copied.
-	 * - fileTypes: array, list of file name suffix (without dot). Only files with these suffixes will be copied.
 	 * - only: array, list of patterns that the files or directories should match if they want to be copied.
 	 *   A path matches a pattern if it contains the pattern string at its end. For example,
 	 *   '/a/b' will match all files and directories ending with '/a/b'; and the '.svn' will match all files and
@@ -212,7 +211,6 @@ class FileHelper
 	 * - filter: callback, a PHP callback that is called for each sub-directory or file.
 	 *   If the callback returns false, the the sub-directory or file will be excluded from the returning result.
 	 *   The signature of the callback should be: `function ($path)`, where `$path` refers the full path to be filtered.
-	 * - fileTypes: array, list of file name suffix (without dot). Only files with these suffixes will be returned.
 	 * - only: array, list of patterns that the files or directories should match if they want to be returned.
 	 *   A path matches a pattern if it contains the pattern string at its end. For example,
 	 *   '/a/b' will match all files and directories ending with '/a/b'; and the '.svn' will match all files and
@@ -272,11 +270,7 @@ class FileHelper
 				}
 			}
 		}
-		if (!empty($options['fileTypes']) && is_file($path)) {
-			return in_array(pathinfo($path, PATHINFO_EXTENSION), $options['fileTypes']);
-		} else {
-			return true;
-		}
+		return true;
 	}
 
 	/**
diff --git a/tests/unit/framework/helpers/FileHelperTest.php b/tests/unit/framework/helpers/FileHelperTest.php
index 8c812b1..130ea40 100644
--- a/tests/unit/framework/helpers/FileHelperTest.php
+++ b/tests/unit/framework/helpers/FileHelperTest.php
@@ -268,31 +268,6 @@ class FileHelperTest extends TestCase
 		$this->assertEquals(array($dirName . DIRECTORY_SEPARATOR . $fileName), $foundFiles);
 	}
 
-	/**
-	 * @depends testFindFiles
-	 */
-	public function testFindFilesFileType()
-	{
-		$dirName = 'test_dir';
-		$fileType = 'dat';
-		$fileName = 'test_file.' . $fileType;
-		$excludeFileName = 'exclude_file.txt';
-		$this->createFileStructure(array(
-			$dirName => array(
-				$fileName => 'file content',
-				$excludeFileName => 'exclude file content',
-			),
-		));
-		$basePath = $this->testFilePath;
-		$dirName = $basePath . DIRECTORY_SEPARATOR . $dirName;
-
-		$options = array(
-			'fileTypes' => array($fileType),
-		);
-		$foundFiles = FileHelper::findFiles($dirName, $options);
-		$this->assertEquals(array($dirName . DIRECTORY_SEPARATOR . $fileName), $foundFiles);
-	}
-
 	public function testMkdir() {
 		$basePath = $this->testFilePath;
 		$dirName = $basePath . DIRECTORY_SEPARATOR . 'test_dir_level_1' . DIRECTORY_SEPARATOR . 'test_dir_level_2';