diff --git a/.github/workflows/DispatchTrigger.yaml b/.github/workflows/DispatchTrigger.yaml
deleted file mode 100644
index a79df27bf2f..00000000000
--- a/.github/workflows/DispatchTrigger.yaml
+++ /dev/null
@@ -1,42 +0,0 @@
-name: Repository Dispatch Trigger
-
-on:
-  workflow_dispatch:
-  pull_request:
-    branches: [ "master" ]
-  push:
-    branches: [ "master" ]
-
-jobs:
-  trigger-repository-dispatch:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Set Repository and Branch Info
-        id: set_repo_branch_info
-        run: |
-          echo "TARGET_REPOSITORY=${GITHUB_REPOSITORY}" >> $GITHUB_ENV
-          if [[ "$GITHUB_EVENT_NAME" == "pull_request" ]]; then
-            echo "TARGET_BRANCH=${{ github.event.pull_request.head.sha }}" >> $GITHUB_ENV
-          else
-            echo "TARGET_BRANCH=${GITHUB_SHA}" >> $GITHUB_ENV
-          fi
-
-      - name: Print Dispatch Data
-        run: |
-          echo "Dispatch Event Data:"
-          echo "Branch: ${{ env.TARGET_BRANCH }}"
-          echo "Repository: ${{ env.TARGET_REPOSITORY }}"
-
-      - name: Send Repository Dispatch Event
-        run: |
-          DISPATCH_OWNER=tier4
-          DISPATCH_REPOSITORY=context_gamma_planner
-          TARGET_BRANCH=${{ env.TARGET_BRANCH }}
-          TARGET_REPOSITORY=${{ env.TARGET_REPOSITORY }}
-
-          curl --fail \
-            -X POST \
-            -H "Authorization: token ${{ secrets.BLOOM_GITHUB_TOKEN }}" \
-            -H "Accept: application/vnd.github.v3+json" \
-            https://api.github.com/repos/$DISPATCH_OWNER/$DISPATCH_REPOSITORY/dispatches \
-            -d "{\"event_type\":\"on-demand-test\",\"client_payload\":{\"ref\":\"$TARGET_BRANCH\",\"repo\":\"$TARGET_REPOSITORY\"}}"