diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
deleted file mode 100644
index 3c3dcaa..0000000
--- a/.github/workflows/codeql-analysis.yml
+++ /dev/null
@@ -1,28 +0,0 @@
-name: CodeQL
-
-on:
-  push:
-    branches:
-      - v3.x
-  pull_request:
-    branches:
-      - v3.x
-  schedule:
-    - cron: "0 6 * * 1"
-
-jobs:
-  analyse:
-    name: analyze
-    runs-on: ubuntu-latest
-    strategy:
-      fail-fast: false
-      matrix:
-        language: ["javascript"]
-    steps:
-      - uses: technote-space/auto-cancel-redundant-workflow@v1
-      - uses: actions/checkout@v2
-      - uses: github/codeql-action/init@v1
-        with:
-          languages: ${{ matrix.language }}
-      - uses: github/codeql-action/autobuild@v1
-      - uses: github/codeql-action/analyze@v1
diff --git a/.github/workflows/linter.yml b/.github/workflows/linter.yml
deleted file mode 100644
index 8035098..0000000
--- a/.github/workflows/linter.yml
+++ /dev/null
@@ -1,31 +0,0 @@
-name: Lint
-
-on:
-  push:
-    branches:
-      - v3.x
-  pull_request:
-    branches:
-      - v3.x
-
-jobs:
-  lint:
-    name: Lint
-    runs-on: ubuntu-latest
-
-    steps:
-      - uses: technote-space/auto-cancel-redundant-workflow@v1
-      - uses: actions/checkout@v2
-        with:
-          fetch-depth: 0
-      - uses: github/super-linter@v3
-        env:
-          VALIDATE_ALL_CODEBASE: false
-          VALIDATE_JAVASCRIPT_STANDARD: false
-          VALIDATE_TYPESCRIPT_STANDARD: false
-          LINTER_RULES_PATH: .
-          JAVASCRIPT_ES_CONFIG_FILE: .eslintrc.json
-          JAVASCRIPT_DEFAULT_STYLE: prettier
-          DEFAULT_BRANCH: v3.x
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-          FILTER_REGEX_INCLUDE: .*src/.*
diff --git a/.github/workflows/release-dryrun.yml b/.github/workflows/release-dryrun.yml
deleted file mode 100644
index 0bf7284..0000000
--- a/.github/workflows/release-dryrun.yml
+++ /dev/null
@@ -1,25 +0,0 @@
-name: Release DryRun
-
-on:
-  push:
-    branches-ignore:
-      - v*.x
-
-jobs:
-  release-dryrun:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: technote-space/auto-cancel-redundant-workflow@v1
-      - uses: actions/checkout@v2
-      - run: npm install
-      - run: npm run all
-      - uses: ./
-      - uses: cycjimmy/semantic-release-action@v2
-        with:
-          branches: |
-            [
-              "${{ env.GITHUB_REF_NAME }}"
-            ]
-          dry_run: true
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
deleted file mode 100644
index c6c47da..0000000
--- a/.github/workflows/release.yml
+++ /dev/null
@@ -1,18 +0,0 @@
-name: Release
-
-on:
-  push:
-    branches:
-      - v*.x
-
-jobs:
-  release:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: technote-space/auto-cancel-redundant-workflow@v1
-      - uses: actions/checkout@v2
-      - run: npm install
-      - run: npm run all
-      - uses: cycjimmy/semantic-release-action@v2
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/package.json b/package.json
index 9c0393d..7cf5594 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,6 @@
   "description": "Github slug action",
   "main": "lib/main.js",
   "scripts": {
-    "release": "semantic-release",
     "build": "tsc",
     "format": "prettier --write **/*.ts",
     "format-check": "prettier --check **/*.ts",
@@ -29,9 +28,6 @@
     "@actions/core": "^1.2.6"
   },
   "devDependencies": {
-    "@semantic-release/changelog": "^5.0.1",
-    "@semantic-release/exec": "^5.0.0",
-    "@semantic-release/git": "^9.0.0",
     "@types/jest": "^26.0.20",
     "@types/node": "^14.14.21",
     "@typescript-eslint/eslint-plugin": "^4.22.0",
@@ -43,31 +39,10 @@
     "jest-circus": "^26.6.3",
     "js-yaml": "^3.14.1",
     "prettier": "^2.2.1",
-    "semantic-release": "^17.4.0",
     "ts-jest": "^26.4.4",
     "typescript": "^3.9.7"
   },
   "files": [
     "/dist"
-  ],
-  "release": {
-    "tagFormat": "${version}",
-    "plugins": [
-      "@semantic-release/commit-analyzer",
-      "@semantic-release/release-notes-generator",
-      "@semantic-release/changelog",
-      [
-        "@semantic-release/exec",
-        {
-          "prepareCmd": "git add dist"
-        }
-      ],
-      "@semantic-release/git",
-      "@semantic-release/github"
-    ],
-    "branches": [
-      "v2.x",
-      "v3.x"
-    ]
-  }
+  ]
 }