diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index fac10cd..1d601b4 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -39,7 +39,7 @@ jobs:
       - uses: Swatinem/rust-cache@v2
         with:
           shared-key: "rust"
-      - uses: taiki-e/install-action@v2
+      - uses: taiki-e/install-action@v2.85.5
         with:
           tool: cargo-audit
       - run: cargo audit
@@ -54,7 +54,7 @@ jobs:
       - uses: Swatinem/rust-cache@v2
         with:
           shared-key: "rust"
-      - uses: taiki-e/install-action@v2
+      - uses: taiki-e/install-action@v2.85.5
         with:
           tool: cargo-deny
       - run: cargo deny check