1 files changed, 6 insertions, 0 deletions
diff --git a/plugins/Sitemap/SitemapPlugin.php b/plugins/Sitemap/SitemapPlugin.php
index d4d295237..b6d3b1ad3 100644
--- a/plugins/Sitemap/SitemapPlugin.php
+++ b/plugins/Sitemap/SitemapPlugin.php
@@ -202,6 +202,12 @@ class SitemapPlugin extends Plugin
                                                  null, false),
                                    new ColumnDef('modified', 'timestamp')));
 
+        $userCreated = $schema->getColumnDef('user', 'created');
+
+        if (empty($userCreated) || $userCreated->key != 'MUL') {
+            $schema->createIndex('user', 'created');
+        }
+
         return true;
     }