2 files changed, 3 insertions, 0 deletions
diff --git a/src/data/things/art-tag.js b/src/data/things/art-tag.js
index 50526691..707b3c93 100644
--- a/src/data/things/art-tag.js
+++ b/src/data/things/art-tag.js
@@ -15,6 +15,7 @@ import {
   reverseReferenceList,
   simpleString,
   name,
+  urls,
   wikiData,
 } from '#composite/wiki-properties';
 
@@ -32,6 +33,7 @@ export class ArtTag extends Thing {
     directory: directory(),
     color: color(),
     isContentWarning: flag(false),
+    extraReadingURLs: urls(),
 
     nameShort: [
       exposeUpdateValueOrContinue({
diff --git a/src/data/yaml.js b/src/data/yaml.js
index 61a9308d..09465648 100644
--- a/src/data/yaml.js
+++ b/src/data/yaml.js
@@ -460,6 +460,7 @@ export const processArtTagDocument = makeProcessDocument(T.ArtTag, {
     nameShort: 'Short Name',
     directory: 'Directory',
     description: 'Description',
+    extraReadingURLs: 'Extra Reading URLs',
 
     color: 'Color',
     isContentWarning: 'Is CW',