diff --git a/lib/Cake/Test/Case/Utility/FileTest.php b/lib/Cake/Test/Case/Utility/FileTest.php
index 6caad2839c8..2ec65437f70 100644
--- a/lib/Cake/Test/Case/Utility/FileTest.php
+++ b/lib/Cake/Test/Case/Utility/FileTest.php
@@ -74,7 +74,7 @@ public function testBasic() {
 		$result = $this->File->info();
 		$expecting = array(
 			'dirname' => dirname(__FILE__), 'basename' => basename(__FILE__),
-			'extension' => 'php', 'filename' =>'FileTest'
+			'extension' => 'php', 'filename' =>'FileTest', 'filesize' => filesize($file)
 		);
 		$this->assertEquals($expecting, $result);
 
diff --git a/lib/Cake/Utility/File.php b/lib/Cake/Utility/File.php
index 6f3c2c02ec4..11d409d6d31 100644
--- a/lib/Cake/Utility/File.php
+++ b/lib/Cake/Utility/File.php
@@ -290,6 +290,9 @@ public function info() {
 		if (!isset($this->info['filename'])) {
 			$this->info['filename'] = $this->name();
 		}
+		if (!isset($this->info['filesize'])) {
+			$this->info['filesize'] = $this->size();
+		}
 		return $this->info;
 	}