diff --git a/.github/workflows/ci-post-merge.yml b/.github/workflows/ci-post-merge.yml
index b205c4981..5ca3cd25a 100644
--- a/.github/workflows/ci-post-merge.yml
+++ b/.github/workflows/ci-post-merge.yml
@@ -51,7 +51,7 @@ jobs:
           toolchain: ${{ matrix.version.version }}
 
       - name: Install just, cargo-hack, cargo-nextest, cargo-ci-cache-clean
-        uses: taiki-e/install-action@e49978b799e49ff429d162b7a30601a569ab6538 # v2.81.1
+        uses: taiki-e/install-action@56545b37b57562edd73171cb6c62cc509db4c34e # v2.81.7
         with:
           tool: just,cargo-hack,cargo-nextest,cargo-ci-cache-clean
 
@@ -87,7 +87,7 @@ jobs:
         uses: actions-rust-lang/setup-rust-toolchain@46268bd060767258de96ed93c1251119784f2ab6 # v1.16.1
 
       - name: Install just, cargo-hack
-        uses: taiki-e/install-action@e49978b799e49ff429d162b7a30601a569ab6538 # v2.81.1
+        uses: taiki-e/install-action@56545b37b57562edd73171cb6c62cc509db4c34e # v2.81.7
         with:
           tool: just,cargo-hack
 
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6c00f6a5d..1a4c9d2a1 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -66,7 +66,7 @@ jobs:
           toolchain: ${{ matrix.version.version }}
 
       - name: Install just, cargo-hack, cargo-nextest, cargo-ci-cache-clean
-        uses: taiki-e/install-action@e49978b799e49ff429d162b7a30601a569ab6538 # v2.81.1
+        uses: taiki-e/install-action@56545b37b57562edd73171cb6c62cc509db4c34e # v2.81.7
         with:
           tool: just,cargo-hack,cargo-nextest,cargo-ci-cache-clean
 
@@ -123,7 +123,7 @@ jobs:
           toolchain: nightly
 
       - name: Install just
-        uses: taiki-e/install-action@e49978b799e49ff429d162b7a30601a569ab6538 # v2.81.1
+        uses: taiki-e/install-action@56545b37b57562edd73171cb6c62cc509db4c34e # v2.81.7
         with:
           tool: just
 
diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index 100ca6696..5683fb627 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -26,7 +26,7 @@ jobs:
           components: llvm-tools
 
       - name: Install just, cargo-llvm-cov, cargo-nextest
-        uses: taiki-e/install-action@e49978b799e49ff429d162b7a30601a569ab6538 # v2.81.1
+        uses: taiki-e/install-action@56545b37b57562edd73171cb6c62cc509db4c34e # v2.81.7
         with:
           tool: just,cargo-llvm-cov,cargo-nextest
 
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 9f7365e13..d429f729e 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -103,7 +103,7 @@ jobs:
           toolchain: ${{ vars.RUST_VERSION_EXTERNAL_TYPES }}
 
       - name: Install just
-        uses: taiki-e/install-action@e49978b799e49ff429d162b7a30601a569ab6538 # v2.81.1
+        uses: taiki-e/install-action@56545b37b57562edd73171cb6c62cc509db4c34e # v2.81.7
         with:
           tool: just
 
diff --git a/.github/workflows/semver-checks.yml b/.github/workflows/semver-checks.yml
index 27da63700..ad5b01390 100644
--- a/.github/workflows/semver-checks.yml
+++ b/.github/workflows/semver-checks.yml
@@ -21,7 +21,7 @@ jobs:
           toolchain: stable
 
       - name: Install cargo-semver-checks
-        uses: taiki-e/install-action@e49978b799e49ff429d162b7a30601a569ab6538 # v2.81.1
+        uses: taiki-e/install-action@56545b37b57562edd73171cb6c62cc509db4c34e # v2.81.7
         with:
           tool: cargo-semver-checks