diff --git a/.github/workflows/pr-check.yml b/.github/workflows/pr-check.yml
index 9786d1f..7ab37c8 100644
--- a/.github/workflows/pr-check.yml
+++ b/.github/workflows/pr-check.yml
@@ -55,7 +55,7 @@ jobs:
 
       - name: Install cargo-llvm-cov
         if: matrix.os == 'ubuntu-24.04'
-        uses: taiki-e/install-action@94c31af3204a9f15ab40b35ad084410b905bbc73 # v2.87.17
+        uses: taiki-e/install-action@4cef1412cce204788f482e778a0b9187f9626a29 # v2.87.21
         with:
           tool: cargo-llvm-cov