diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f7f3c93..a5ac102 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -58,7 +58,7 @@ jobs:
 
       - uses: Swatinem/rust-cache@v2
 
-      - uses: taiki-e/install-action@v2
+      - uses: taiki-e/install-action@v2.85.4
         with:
           tool: cargo-llvm-cov