diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2da80b0..84fad86 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -64,7 +64,7 @@ jobs:
         components: llvm-tools-preview
 
     - name: Install cargo-llvm-cov
-      uses: taiki-e/install-action@f8322bb8433a470894cb027c3fe836505d0fa98b # cargo-llvm-cov
+      uses: taiki-e/install-action@15449e3094499af05d8d964a1c884208e4b8b595 # cargo-llvm-cov
       with:
         tool: cargo-llvm-cov