diff --git a/manual.html b/manual.html
index 217c249..aa51b73 100644
--- a/manual.html
+++ b/manual.html
@@ -172,14 +172,12 @@ LuaFileSystem offers the following functions:
     Returns <code>true</code> in case of success or <code>nil</code> plus an
     error string.</dd>
 
-    <dt><a name="chdir"></a><strong><code>lfs.lock_dir(path, [seconds_stale])</code></strong></dt>
+    <dt><a name="chdir"></a><strong><code>lfs.lock_dir(path)</code></strong></dt>
     <dd>Creates a lockfile (called lockfile.lfs) in <code>path</code> if it does not
-  exist and returns the lock. If the lock already exists checks it
-  it's stale, using the second parameter (default for the second
-  parameter is <code>INT_MAX</code>, which in practice means the lock will never
-  be stale. To free the the lock call <code>lock:free()</code>. <br/>
+  exist and returns the lock. 
+   To free the the lock call <code>lock:free()</code>. <br/>
    In case of any errors it returns nil and the error message. In
-  particular, if the lock exists and is not stale it returns the
+  particular, if the lock exists it returns the
   "File exists" message.</dd>
         
     <dt><a name="getcwd"></a><strong><code>lfs.currentdir ()</code></strong></dt>