diff --git a/index.php b/index.php
index ab7333cf0e62593a164e7a7d04ee3d5b0474a765..0a2f15f9f5e74de24e2b5da2d908b8ee62796b00 100755
--- a/index.php
+++ b/index.php
@@ -30,7 +30,7 @@ try {
 	OC::handleRequest();
 
 } catch (Exception $ex) {
-	\OCP\Util::logException($ex);
+	\OCP\Util::logException('index', $ex);
 
 	//show the user a detailed error page
 	OC_Response::setStatus(OC_Response::STATUS_INTERNAL_SERVER_ERROR);
diff --git a/lib/public/util.php b/lib/public/util.php
index 00ef863c24c9fac0bc107a229b8f26f2f79fe00d..ed0622b8d168ea8a34d6eaae78ab9121086bc67a 100644
--- a/lib/public/util.php
+++ b/lib/public/util.php
@@ -82,19 +82,19 @@ class Util {
 	 * if DEBUG mode is enabled
 	 * @param Exception $ex exception to log
 	 */
-	public static function logException( \Exception $ex ) {
+	public static function logException( $app, \Exception $ex ) {
 		$message = $ex->getMessage();
 		if ($ex->getCode()) {
 			$message .= ' [' . $ex->getCode() . ']';
 		}
-		\OCP\Util::writeLog('index', 'Exception: ' . $message, \OCP\Util::FATAL);
+		\OCP\Util::writeLog($app, 'Exception: ' . $message, \OCP\Util::FATAL);
 		if (defined('DEBUG') and DEBUG) {
 			// also log stack trace
 			$stack = explode('#', $ex->getTraceAsString());
 			// first element is empty
 			array_shift($stack);
 			foreach ($stack as $s) {
-				\OCP\Util::writeLog('index', 'Exception: ' . $s, \OCP\Util::FATAL);
+				\OCP\Util::writeLog($app, 'Exception: ' . $s, \OCP\Util::FATAL);
 			}
 
 			// include cause
@@ -105,7 +105,7 @@ class Util {
 				if ($ex->getCode()) {
 					$message .= '[' . $ex->getCode() . '] ';
 				}
-				\OCP\Util::writeLog('index', 'Exception: ' . $message, \OCP\Util::FATAL);
+				\OCP\Util::writeLog($app, 'Exception: ' . $message, \OCP\Util::FATAL);
 			}
 		}
 	}