diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index f42852631..b34629fb5 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -1,6 +1,6 @@
 name: Puzzle
 on:
-  workflow_dispatch:
+  pull_request:
 
 jobs:
   build:
@@ -10,6 +10,9 @@ jobs:
         with:
           egress-policy: audit
       - uses: actions/checkout@v3
+      - uses: actions/setup-node@v4
+        with:
+          node-version: '16'
       - name: npm install
         run: |
           cd ./src/exfiltration-demo