diff --git a/src/FileLock.php b/src/FileLock.php
index <HASH>..<HASH> 100644
--- a/src/FileLock.php
+++ b/src/FileLock.php
@@ -93,7 +93,7 @@ class FileLock implements Lock
             return;
         }
 
-        if($this->remove_on_release && $this->flock(LOCK_EX)) {
+        if ($this->remove_on_release && $this->flock(LOCK_EX | LOCK_NB)) {
             unlink($this->lock_file);
         }
don't wait for exclusive lock to remove file on release