diff --git a/content/post/buchempfehlung-2023-1.md b/content/post/buchempfehlung-2023-1.md
index 5c712c4..fa3325d 100644
--- a/content/post/buchempfehlung-2023-1.md
+++ b/content/post/buchempfehlung-2023-1.md
@@ -5,8 +5,7 @@ date: 2023-02-16
 description: ""
 image: /media/buchempfehlung-2023-01.webp
 tags:
-  - buchempfehlung
-  - "2023"
+  - ""
 categories:
   - Buchrezension
 type: post
diff --git a/static/admin/collections.js b/static/admin/collections.js
index 6aee281..58205e1 100644
--- a/static/admin/collections.js
+++ b/static/admin/collections.js
@@ -58,10 +58,16 @@ const PostCollection = {
     },
     {
       name: "categories",
-      label: "Kategorien",
-      widget: "list",
-      delimiter: ",",
+      label: "Kategorie(n)",
+      hint: "Kategorien müssen vorher im separeten Bereich erstellt werden.",
+      widget: "relation",
+      collection: "categories",
+      value_field: "{{title}}",
+      search_fields: ["title"],
+      display_fields: ["{{title}}"],
+      multiple: true,
       required: false,
+      options_length: 10000,
     },
     {
       name: "type",