diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
deleted file mode 100644
index 7768e27..0000000
--- a/.github/workflows/build.yml
+++ /dev/null
@@ -1,21 +0,0 @@
-name: Build actions
-
-on:
-  push:
-    branches: [main]
-
-permissions:
-  contents: write
-
-jobs:
-  build:
-    runs-on: ubuntu-latest
-    steps:
-    - uses: actions/checkout@v4
-    - run: npm ci
-    - run: npx rollup --config
-    - run: git config --global user.name 'github-actions[bot]'
-    - run: git config --global user.email '41898282+github-actions[bot]@users.noreply.github.com'
-    - run: git add dist
-    - run: git commit --message 'Rebuild deploy action bundle'
-    - run: git push
diff --git a/.github/workflows/check-for-missing-dist.yml b/.github/workflows/check-for-missing-dist.yml
new file mode 100644
index 0000000..eb21467
--- /dev/null
+++ b/.github/workflows/check-for-missing-dist.yml
@@ -0,0 +1,18 @@
+name: Notify on missing dist update
+
+on:
+  pull_request_target:
+    branches: [main]
+    paths: ['lib', '!dist']
+
+jobs:
+  complain:
+    runs-on: ubuntu-latest
+    steps:
+    - run: |
+        export GITHUB_TOKEN="$GH_TOKEN_SECRET"
+        gh pr review "$PR_URL" --request-changes --body "$MESSAGE"
+      env:
+        GITHUB_TOKEN: ${{ github.token }}
+        PR_URL: ${{ github.event.issue.url }}
+        MESSAGE: Don't forget to rebuild `dist/`.
diff --git a/.github/workflows/notify-triage.yml b/.github/workflows/notify-triage.yml
index fb31c64..2a32316 100644
--- a/.github/workflows/notify-triage.yml
+++ b/.github/workflows/notify-triage.yml
@@ -15,3 +15,6 @@ jobs:
         export GITHUB_TOKEN="$GH_TOKEN_SECRET"
         gh issue edit "$ISSUE_URL" --add-project 'Triage/bugs' &&
         gh issue comment "$ISSUE_URL" --body '@MithrilJS/triage Please take a look.'
+      env:
+        GITHUB_TOKEN: ${{ github.token }}
+        ISSUE_URL: ${{ github.event.issue.url }}