diff --git a/.github/workflows/auto-label.yml b/.github/workflows/auto-label.yml
deleted file mode 100644
index fbc359d46f..0000000000
--- a/.github/workflows/auto-label.yml
+++ /dev/null
@@ -1,15 +0,0 @@
-name: 'Auto Label'
-
-on:
-  pull_request_target:
-    types: [labeled, unlabeled, opened, synchronize, reopened, edited]
-
-permissions:
-  issues: write
-  pull-requests: write
-
-jobs:
-  auto-label:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: lablup/auto-label-in-issue@1.7.0
diff --git a/.github/workflows/label.yml b/.github/workflows/label.yml
deleted file mode 100644
index acaa0787ce..0000000000
--- a/.github/workflows/label.yml
+++ /dev/null
@@ -1,29 +0,0 @@
-
-
-# This workflow will triage pull requests and apply a label based on the
-# paths that are modified in the pull request.
-#
-# To use this workflow, you will need to set up a .github/labeler.yml
-# file with configuration.  For more information, see:
-# https://github.com/actions/labeler
-
-name: Labeler
-on: [pull_request_target]
-
-jobs:
-  label:
-
-    runs-on: ubuntu-latest
-    permissions:
-      contents: read
-      pull-requests: write
-
-    steps:
-    - uses: actions/labeler@v5
-      with:
-        repo-token: "${{ secrets.GITHUB_TOKEN }}"
-    - name: size-label
-      uses: "lablup/size-label-action@master"
-      env:
-        GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
-        IGNORED: "**/*.lock"