diff --git a/.github/workflows/ci-post-merge.yml b/.github/workflows/ci-post-merge.yml
index b529e7c5d..c3a422514 100644
--- a/.github/workflows/ci-post-merge.yml
+++ b/.github/workflows/ci-post-merge.yml
@@ -35,7 +35,7 @@ jobs:
         with:
           toolchain: nightly
 
-      - uses: taiki-e/install-action@v2.18.14
+      - uses: taiki-e/install-action@v2.18.15
         with:
           tool: cargo-hack
 
@@ -77,7 +77,7 @@ jobs:
         with:
           toolchain: nightly
 
-      - uses: taiki-e/install-action@v2.18.14
+      - uses: taiki-e/install-action@v2.18.15
         with:
           tool: cargo-hack
 
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 35c3ca155..ae5372349 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -49,7 +49,7 @@ jobs:
           toolchain: ${{ matrix.version.version }}
 
       - name: Install cargo-hack
-        uses: taiki-e/install-action@v2.18.14
+        uses: taiki-e/install-action@v2.18.15
         with:
           tool: cargo-hack
 
@@ -100,7 +100,7 @@ jobs:
           toolchain: ${{ matrix.version.version }}
 
       - name: Install cargo-hack
-        uses: taiki-e/install-action@v2.18.14
+        uses: taiki-e/install-action@v2.18.15
         with:
           tool: cargo-hack