diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index bb01e82..540f8a5 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -29,7 +29,7 @@ jobs:
           toolchain: ${{ env.RUST_VERSION }}
           components: llvm-tools-preview
       - uses: Swatinem/rust-cache@v2
-      - uses: taiki-e/install-action@v2
+      - uses: taiki-e/install-action@v2.85.5
         with:
           tool: cargo-llvm-cov
       - name: Generate coverage
diff --git a/.github/workflows/security.yml b/.github/workflows/security.yml
index 4b41439..818105e 100644
--- a/.github/workflows/security.yml
+++ b/.github/workflows/security.yml
@@ -20,7 +20,7 @@ jobs:
       - uses: dtolnay/rust-toolchain@stable
         with:
           toolchain: "1.96.0"
-      - uses: taiki-e/install-action@v2
+      - uses: taiki-e/install-action@v2.85.5
         with:
           tool: cargo-audit
       - name: Run cargo-audit (blocking)
diff --git a/.github/workflows/stability.yml b/.github/workflows/stability.yml
index 3d70b3d..a2ad990 100644
--- a/.github/workflows/stability.yml
+++ b/.github/workflows/stability.yml
@@ -154,7 +154,7 @@ jobs:
       - uses: dtolnay/rust-toolchain@stable
         with:
           toolchain: ${{ env.RUST_VERSION }}
-      - uses: taiki-e/install-action@v2
+      - uses: taiki-e/install-action@v2.85.5
         with:
           tool: cargo-audit
       - name: Run cargo-audit (blocking)