diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index 2bf7cc85..82b2d703 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -307,27 +307,3 @@ jobs:
           name: wayback
           path: ./dist/*
           if-no-files-found: error
-
-  dispatch:
-    if: github.repository == 'wabarc/wayback'
-    name: Repository Dispatch
-    runs-on: ubuntu-latest
-    needs: [publish]
-    steps:
-    - name: Dispatch repository in wabarc/on-heroku (release)
-      uses: peter-evans/repository-dispatch@11ba7d3f32dc7cc919d1c43f1fec1c05260c26b5 # v2.0.0
-      if: startsWith(github.ref, 'refs/tags/v')
-      with:
-        repository: wabarc/on-heroku
-        event-type: deploy
-        token: ${{ secrets.PAT_WORKFLOW }}
-        client-payload: '{"from": "${{ github.repository }}", "channel": "stable"}'
-
-    - name: Dispatch repository in wabarc/on-heroku (testing)
-      uses: peter-evans/repository-dispatch@11ba7d3f32dc7cc919d1c43f1fec1c05260c26b5 # v2.0.0
-      if: ${{ github.event_name == 'push' }}
-      with:
-        repository: wabarc/on-heroku
-        event-type: deploy
-        token: ${{ secrets.PAT_WORKFLOW }}
-        client-payload: '{"from": "${{ github.repository }}", "channel": "edge"}'