diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index ac8efd3b..455c5edc 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -44,6 +44,8 @@ jobs:
       cache-version: v2
       # GNUコマンド
       sed: ${{ startsWith(matrix.os, 'macos-') && 'gsed' || 'sed' }}
+      # ref: https://docs.sentry.io/platforms/javascript/sourcemaps/uploading/vite/
+      SENTRY_AUTH_TOKEN: ${{ secrets.SENTRY_AUTH_TOKEN }}
     strategy:
       fail-fast: false
       matrix: