diff --git a/docs/library/rules/0_example-rule/metadata.json b/docs/library/rules/0_example-rule/metadata.json
index 8dcf0aa..7d80d40 100644
--- a/docs/library/rules/0_example-rule/metadata.json
+++ b/docs/library/rules/0_example-rule/metadata.json
@@ -6,6 +6,7 @@
         }
     ],
     "imageURLs": null,
+    "videoURLs": null,
     "aboutURL": null,
     "title": "Example Redirect Rule",
     "description": "An example rule.",
diff --git a/docs/library/rules/8_twitter-redirect-to-nitter/metadata.json b/docs/library/rules/8_twitter-redirect-to-nitter/metadata.json
deleted file mode 100644
index 6effb9b..0000000
--- a/docs/library/rules/8_twitter-redirect-to-nitter/metadata.json
+++ /dev/null
@@ -1,15 +0,0 @@
-{
-    "authors": [
-        {
-            "name": "Manabu Nakazawa",
-            "gitHubID": "mshibanami"
-        }
-    ],
-    "imageURLs": null,
-    "videoURLs": null,
-    "aboutURL": null,
-    "title": "Twitter: Redirect to Nitter",
-    "description": "This redirects users from twitter.com to nitter.com",
-    "version": "1.0.0",
-    "categoryID": "social_media"
-}
diff --git a/docs/library/rules/8_twitter-redirect-to-nitter/rule-set.json b/docs/library/rules/8_twitter-redirect-to-nitter/rule-set.json
deleted file mode 100644
index 54b2610..0000000
--- a/docs/library/rules/8_twitter-redirect-to-nitter/rule-set.json
+++ /dev/null
@@ -1,20 +0,0 @@
-{
-  "bundleID": "io.github.mshibanami.RedirectWebForSafari",
-  "kind": "RedirectList",
-  "redirects": [
-    {
-      "comments": "This is a rule that automatically redirects users from twitter.com to nitter.com, providing a faster and more privacy-focused browsing experience by avoiding Elon Musk's tracking and advertisements. You can change the nitter.net to another instance of Nitter if you want. Find the list of other instances in https://github.com/zedeus/nitter/wiki/Instances .",
-      "destinationURLPattern": "https:\/\/nitter.net\/$2",
-      "exampleURLs": [
-        "https:\/\/twitter.com\/mshibanami\/status\/1556979987244523520",
-        "https:\/\/x.com\/mshibanami\/status\/1556979987244523520"
-      ],
-      "kind": "Redirect",
-      "sourceURLPattern": {
-        "type": "regularExpression",
-        "value": "https:\\\/\\\/(twitter\\.com|x\\.com)\\\/(.*)"
-      },
-      "title": "Twitter: Redirect to Nitter"
-    }
-  ]
-}