diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 72908a3c..30b77f20 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -191,7 +191,7 @@ jobs:
         # snapshot-hygiene gate, `cargo ci-snapshot`); avoids a from-source
         # compile on every CI run. taiki-e/install-action verifies release
         # checksums, unlike a raw `curl | tar`.
-        uses: taiki-e/install-action@07b4745e0c39a41822af610387492e3e53aa222b # v2.83.4
+        uses: taiki-e/install-action@67729d5c413db75907f0ad1e39bb04b9c868ff60 # v2.85.7
         with:
           tool: nextest@0.9.140,cargo-deny@0.20.2,cargo-insta@1.48.0
 
diff --git a/.github/workflows/mutants.yml b/.github/workflows/mutants.yml
index 9e220e00..27b5d1fe 100644
--- a/.github/workflows/mutants.yml
+++ b/.github/workflows/mutants.yml
@@ -34,7 +34,7 @@ jobs:
       - name: Install pinned Rust tools (checksum-verified)
         # nextest is the test runner used by cargo-mutants. taiki-e/install-action
         # verifies release checksums, unlike a raw `curl | tar`.
-        uses: taiki-e/install-action@07b4745e0c39a41822af610387492e3e53aa222b # v2.83.4
+        uses: taiki-e/install-action@67729d5c413db75907f0ad1e39bb04b9c868ff60 # v2.85.7
         with:
           tool: nextest@0.9.140,cargo-mutants@27.1.0
 
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index b34ddb1b..2eee5d12 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -422,7 +422,7 @@ jobs:
             exit 1
           fi
 
-      - uses: pypa/gh-action-pypi-publish@ba38be9e461d3875417946c167d0b5f3d385a247 # v1.14.1
+      - uses: pypa/gh-action-pypi-publish@dc37677b2e1c63e2034f94d8a5b11f265b73ba33 # v1.14.2
         with:
           packages-dir: dist
 
diff --git a/.github/workflows/scorecard.yml b/.github/workflows/scorecard.yml
index c673722b..2f0f2bd2 100644
--- a/.github/workflows/scorecard.yml
+++ b/.github/workflows/scorecard.yml
@@ -23,13 +23,13 @@ jobs:
           persist-credentials: false
 
       - name: Run OpenSSF Scorecard
-        uses: ossf/scorecard-action@4eaacf0543bb3f2c246792bd56e8cdeffafb205a # v2.4.3
+        uses: ossf/scorecard-action@2d1146689b8cda280b9bc96326124645441f03bc # v2.4.4
         with:
           results_file: results.sarif
           results_format: sarif
           publish_results: true
 
       - name: Upload SARIF to GitHub Security tab
-        uses: github/codeql-action/upload-sarif@7188fc363630916deb702c7fdcf4e481b751f97a # v4.37.1
+        uses: github/codeql-action/upload-sarif@d1ba80a13dd99fba24a470575428917156a28b43 # v4.37.5
         with:
           sarif_file: results.sarif