diff --git a/.github/workflows/storybook.yml b/.github/workflows/storybook.yml
index e17ce2a889..36ea2eea5f 100644
--- a/.github/workflows/storybook.yml
+++ b/.github/workflows/storybook.yml
@@ -54,7 +54,7 @@ jobs:
     - name: Check pnpm-lock.yaml
       run: git diff --exit-code pnpm-lock.yaml
     - name: Build dependent packages
-      run: pnpm -F misskey-js -F misskey-bubble-game -F misskey-reversi build
+      run: pnpm -F misskey-js -F misskey-bubble-game -F misskey-mahjong -F misskey-reversi build
     - name: Build storybook
       run: pnpm --filter frontend build-storybook
     - name: Publish to Chromatic