diff --git a/include/class_config.inc b/include/class_config.inc
index 7c719addbdb90801e29609868415be8a285ae901..41083da99eedea9c1794b408427099d269a49aee 100644
--- a/include/class_config.inc
+++ b/include/class_config.inc
@@ -1143,7 +1143,7 @@ class config
             }
             if (class_available('archivedObject') && archivedObject::isArchiveActive($obj)) {
               $this->data['OBJECTS'][$obj]['archiveActive']   = TRUE;
-              $this->data['CATEGORIES'][$cat]['classes'][]    = 'archive';
+              $this->data['CATEGORIES'][$cat]['classes'][]    = 'archivedObject';
             }
           }
         }