diff --git a/inc/caldav-GET.php b/inc/caldav-GET.php
index a0c8f02a..c78412ce 100644
--- a/inc/caldav-GET.php
+++ b/inc/caldav-GET.php
@@ -5,9 +5,6 @@ dbg_error_log("get", "GET method handler");
 // The GET method is not sent with any wrapping XML so we simply fetch it
 
 $get_path = $_SERVER['PATH_INFO'];
-if ( isset($_SERVER["HTTP_IF_NONE_MATCH"]) ) {
-  $etag_none_match = str_replace('"','',$_SERVER["HTTP_IF_NONE_MATCH"]);
-}
 
 $qry = new PgQuery( "SELECT * FROM caldav_data WHERE user_no = ? AND dav_name = ? ;", $session->user_no, $get_path);
 dbg_error_log("get", "%s", $qry->querystring );
@@ -15,7 +12,7 @@ if ( $qry->Exec("GET") && $qry->rows == 1 ) {
   $event = $qry->Fetch();
 
   header("HTTP/1.1 200 OK");
-  header("ETag: $event->dav_etag");
+  header("ETag: \"$event->dav_etag\"");
   header("Content-Type: text/calendar");
 
   print $event->caldav_data;