diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index d90e01c6..8376c8f4 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -4,12 +4,12 @@ on:
   pull_request:
     branches:
       - main
-      - 2.5
+      - 2.4
     types: [opened, synchronize]
   push:
     branches:
       - main
-      - 2.5
+      - 2.4
 jobs:
   publish:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/pre-release.yml b/.github/workflows/pre-release.yml
deleted file mode 100644
index 0b2a5ff5..00000000
--- a/.github/workflows/pre-release.yml
+++ /dev/null
@@ -1,31 +0,0 @@
-name: Node sdk 2.x pre release
-
-on:
-  release:
-    types: [prereleased]
-
-jobs:
-  publish:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v3
-      - name: Setup Node.js
-        uses: actions/setup-node@v3
-        with:
-          node-version: 18
-
-      - name: Install dependencies
-        run: yarn
-
-      - name: update submodules
-        run: |
-          git submodule init
-          yarn pre
-
-      - name: Build app
-        run: |
-          yarn build
-
-      - uses: JS-DevTools/npm-publish@v1
-        with:
-          token: ${{ secrets.NPM_TOKEN }}
diff --git a/.github/workflows/ci.yml b/.github/workflows/release.yml
similarity index 95%
rename from .github/workflows/ci.yml
rename to .github/workflows/release.yml
index d2344f95..14a70558 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/release.yml
@@ -3,8 +3,6 @@ name: Node sdk 2.x release
 on:
   release:
     types: [released]
-    branches:
-      - main
 
 jobs:
   publish:
diff --git a/.github/workflows/updateDoc.yml b/.github/workflows/updateDoc.yml
deleted file mode 100644
index a4148a79..00000000
--- a/.github/workflows/updateDoc.yml
+++ /dev/null
@@ -1,23 +0,0 @@
-name: dispatch new tag event
-on:
-  release:
-    types: [released]
-
-jobs:
-  dispatch:
-    name: Dispatch event
-    runs-on: ubuntu-latest
-    steps:
-      - name: Tag name
-        id: tag_name
-        run: |
-          echo ::set-output name=SOURCE_TAG::${GITHUB_REF#refs/tags/}
-      - name: Dispatch tag name
-        id: dispatch_tag_name
-        run: |
-          curl \
-          -X POST \
-          -H "Accept: application/vnd.github.v3+json" \
-          https://api.github.com/repos/milvus-io/web-content/actions/workflows/updateApiReference.yml/dispatches \
-          -d '{"ref":"master", "inputs": { "tagName": "${{ steps.tag_name.outputs.SOURCE_TAG }}", "repoName": "${{ github.event.repository.name }}" } }' \
-          -u ".:${{secrets.DOC_TOKEN}}"