diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2611287..f6c19d2 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -38,7 +38,7 @@ jobs:
       security-events: write # for github/codeql-action/*
   miri:
     needs: tidy
-    uses: taiki-e/github-actions/.github/workflows/rust-miri.yml@e6a1170cbd07eb898017958967912976fce18f2d # 2026.7.3
+    uses: taiki-e/github-actions/.github/workflows/rust-miri.yml@dc24bff2366e8ddeea5e0e4168df3d6f4b93f596 # 2026.8.8
   msrv:
     needs: tidy
     uses: taiki-e/github-actions/.github/workflows/rust-msrv.yml@dc24bff2366e8ddeea5e0e4168df3d6f4b93f596 # 2026.8.8