diff --git a/config.jsonc b/config.jsonc
index 8318551..fe73736 100644
--- a/config.jsonc
+++ b/config.jsonc
@@ -251,6 +251,15 @@ examples (config.SITENAME.jsonc) that are part of this pan.do/ra distribution.
             "find": true,
             "sort": true
         },
+        {
+            "id": "categories",
+            "title": "Categories",
+            "type": ["string"],
+            "columnWidth": 128,
+            "filter": true,
+            "find": true,
+            "sort": true
+        },
         {
             "id": "keywords",
             "title": "Keywords",
@@ -296,6 +305,24 @@ examples (config.SITENAME.jsonc) that are part of this pan.do/ra distribution.
             "sort": true,
             "columnWidth": 256
         },
+        {
+            "id": "borrowedon",
+            "title": "Borrowed on",
+            "type": "string",
+            "columnWidth": 128,
+            "find": true,
+            "operator": "-",
+            "sort": true,
+        },
+        {
+            "id": "borrowedby",
+            "title": "Borrowed by",
+            "type": "string",
+            "columnWidth": 128,
+            "find": true,
+            "operator": "-",
+            "sort": true,
+        },
         {
             "id": "id",
             "operator": "+",