diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a5ec22c59..d8e6cd94f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -26,7 +26,7 @@ jobs:
       - name: Lint (rustfmt)
         run: cargo xfmt --check
       - name: Install cargo readme
-        uses: taiki-e/install-action@85c1f06374fc4ed2429b1de98eae4dd8e3b5a57a # v2
+        uses: taiki-e/install-action@15d8c416d16bd924ecd41f97bb1a90d2cfa695f4 # v2
         with:
           tool: cargo-readme
       - name: Run cargo readme
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 1dca4c3c3..7663044e3 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -17,7 +17,7 @@ jobs:
       - name: Install Rust
         uses: dtolnay/rust-toolchain@stable
       - name: Install cargo release
-        uses: taiki-e/install-action@85c1f06374fc4ed2429b1de98eae4dd8e3b5a57a # v2
+        uses: taiki-e/install-action@15d8c416d16bd924ecd41f97bb1a90d2cfa695f4 # v2
         with:
           tool: cargo-release@0.25.0
       - uses: taiki-e/create-gh-release-action@72d65cee1f8033ef0c8b5d79eaf0c45c7c578ce3 # v1