diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index c4ff8d0..a7b88a9 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -95,7 +95,7 @@ jobs:
       - name: Install cargo-llvm-cov
         if: matrix.rust == 'stable'
         # taiki-e/install-action v2.79.7
-        uses: taiki-e/install-action@9e1e5806d4a4822de933115878265be9aaa786d9 # v2.82.2
+        uses: taiki-e/install-action@a6b2e2dcd845ddd7f509ce4f3ed3d922b80cc5d9 # v2.84.0
         with:
           tool: cargo-llvm-cov