diff --git a/.github/workflows/auto-update.yml b/.github/workflows/auto-update.yml
deleted file mode 100644
index 16388fd6de..0000000000
--- a/.github/workflows/auto-update.yml
+++ /dev/null
@@ -1,16 +0,0 @@
----
-name: Schedule Auto Update
-
-on:
-  schedule:
-    - cron: "30 4 * * *"
-
-jobs:
-  auto-update:
-    strategy:
-      matrix:
-        update: [{ head: "main", base: "dbux-3" }]
-    uses: ./.github/workflows/99-auto-update-pr.yml
-    with:
-      head: ${{ matrix.update.head }}
-      base: ${{ matrix.update.base }}
diff --git a/.github/workflows/default.yml b/.github/workflows/default.yml
index 6f44bd3505..2da024a1b8 100644
--- a/.github/workflows/default.yml
+++ b/.github/workflows/default.yml
@@ -5,7 +5,6 @@ on:
   push:
     branches:
       - "main"
-      - "dbux-3"
 
 jobs:
   init:
diff --git a/package.json b/package.json
index 326bf2df9a..71d77a8f35 100644
--- a/package.json
+++ b/package.json
@@ -47,7 +47,7 @@
     "prepare": "node -e \"try { require('husky').install() } catch (e) {}\""
   },
   "validate-branch-name": {
-    "pattern": "((dbux-3)|(dependabot-)|^((test|feat|fix|chore|docs|refactor|style|ci|perf|[0-9]+)\\-[a-zA-Z0-9\\-]+)$)",
+    "pattern": "((dependabot-)|^((test|feat|fix|chore|docs|refactor|style|ci|perf|[0-9]+)\\-[a-zA-Z0-9\\-]+)$)",
     "errorMsg": "There is something wrong with your branch name. You should rename your branch to a valid name and try again. See the Pattern below."
   },
   "keywords": [],