diff --git a/.github/workflows/ci-e2e.yml b/.github/workflows/ci-e2e.yml
index 533cc91..8abd256 100644
--- a/.github/workflows/ci-e2e.yml
+++ b/.github/workflows/ci-e2e.yml
@@ -2,6 +2,15 @@ name: E2E Test
 
 on:
   workflow_dispatch:
+    inputs:
+      runs_on:
+        description: 'Platform to run publish-immutable-action on'
+        default: 'ubuntu-latest'
+        type: choice
+        options:
+          - ubuntu-latest
+          - macos-latest
+          - windows-latest
 
 permissions: {}
 
@@ -21,7 +30,7 @@ jobs:
             -H "Authorization: Bearer ${{ secrets.PAT }}" \
             -H "X-GitHub-Api-Version: 2022-11-28" \
             https://api.github.com/repos/immutable-actions/test-publish-internal-ts-action/dispatches \
-            -d '{"event_type":"e2e-test","client_payload":{"unit":false,"integration":true,"sha":"${{ github.sha }}"}}'
+            -d '{"event_type":"on-demand-test","client_payload":{"unit":false,"integration":true,"sha":"${{ github.sha }}","runs_on":"${{ inputs.runs_on }}"}}'
       - name: Wait for successful publish
         id: wait-for-successful-publish
         run: |