diff --git a/src/Util/Lock/ILockDriver.php b/src/Util/Lock/ILockDriver.php
index 6b8a08cb04..97052b35af 100644
--- a/src/Util/Lock/ILockDriver.php
+++ b/src/Util/Lock/ILockDriver.php
@@ -35,7 +35,4 @@ interface ILockDriver
 	 * @return void
 	 */
 	public function releaseAll();
-
-
-	public function isLocked();
 }
\ No newline at end of file