diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9f59a199..9cda827f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -11,7 +11,7 @@ on:
       - dev
       - ci-*
   schedule:
-    - cron: '0 0 * * *'
+    - cron: '0 2 * * *'
   workflow_dispatch:
 
 env:
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 8ace7703..f5613787 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -44,4 +44,5 @@ jobs:
     permissions:
       contents: write # for taiki-e/create-gh-release-action
       id-token: write # for rust-lang/crates-io-auth-action
+      attestations: write # unused (used when options for uploading binaries are set)
     secrets: inherit