diff --git a/htdocs/caldav.php b/htdocs/caldav.php
index 1c80318e..d63c0c1e 100644
--- a/htdocs/caldav.php
+++ b/htdocs/caldav.php
@@ -26,6 +26,8 @@ switch ( $request->method ) {
   case 'GET':        include_once("caldav-GET.php");        break;
   case 'HEAD':       include_once("caldav-GET.php");        break;
   case 'DELETE':     include_once("caldav-DELETE.php");     break;
+  case 'LOCK':       include_once("caldav-LOCK.php");       break;
+  case 'UNLOCK':     include_once("caldav-LOCK.php");       break;
 
   default:
     dbg_error_log( "caldav", "Unhandled request method >>%s<<", $request->method );
diff --git a/inc/caldav-LOCK.php b/inc/caldav-LOCK.php
index d5216a1b..3ab30c25 100644
--- a/inc/caldav-LOCK.php
+++ b/inc/caldav-LOCK.php
@@ -3,9 +3,4 @@
 * We support both LOCK and UNLOCK methods in this function
 */
 
-  echo "<h1>Unimplemented</h1><p>Unfortunately this function is planned, but not yet implemented</p";
-  echo "<p>Well, actually, perhaps 'planned' is too strong a word.  It <em>is</em> on the roadmap, and if you want to
-contribute to the planning, please add your two cents to the Sourceforge forums or tracker items.</p>";
-  echo "<p>It would also be useful if you could find a client which uses it, maybe even a log of it
-doing so, and so on.</p>";
 ?>
\ No newline at end of file