diff --git a/.github/workflows/ci-post-merge.yml b/.github/workflows/ci-post-merge.yml
index c8738f03d..c687b04fd 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@v2.22.0
+      - uses: taiki-e/install-action@v2.22.6
         with:
           tool: cargo-hack
 
@@ -77,7 +77,7 @@ jobs:
         with:
           toolchain: nightly
 
-      - uses: taiki-e/install-action@v2.22.0
+      - uses: taiki-e/install-action@v2.22.6
         with:
           tool: cargo-hack
 
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 24ed8749e..42473222d 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@v2.22.0
+        uses: taiki-e/install-action@v2.22.6
         with:
           tool: cargo-hack
 
@@ -100,7 +100,7 @@ jobs:
           toolchain: ${{ matrix.version.version }}
 
       - name: Install cargo-hack
-        uses: taiki-e/install-action@v2.22.0
+        uses: taiki-e/install-action@v2.22.6
         with:
           tool: cargo-hack