diff --git a/manifest.json b/manifest.json
index 13d9315..81f267f 100644
--- a/manifest.json
+++ b/manifest.json
@@ -1,7 +1,7 @@
 {
   "manifest_version": 3,
   "name": "__MSG_extensionName__",
-  "version": "0.1.8",
+  "version": "0.1.9",
   "description": "__MSG_extensionDescription__",
   "default_locale": "en",
   "action": {
@@ -22,7 +22,6 @@
     "gecko": {
       "id": "github-ui-translator@nobuo-miura.github.io",
       "strict_min_version": "142.0",
-      "update_url": "https://raw.githubusercontent.com/nobuo-miura/github-ui-translator/main/updates.json",
       "data_collection_permissions": {
         "required": ["none"]
       }
diff --git a/updates.json b/updates.json
deleted file mode 100644
index 9c4ae72..0000000
--- a/updates.json
+++ /dev/null
@@ -1,12 +0,0 @@
-{
-  "addons": {
-    "github-ui-translator@nobuo-miura.github.io": {
-      "updates": [
-        {
-          "version": "0.1.8",
-          "update_link": "https://github.com/nobuo-miura/github-ui-translator/releases/download/v0.1.8/Firefox-github-ui-translator-0.1.8.xpi"
-        }
-      ]
-    }
-  }
-}