diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644
index 00000000..2c48305b
--- /dev/null
+++ b/.github/dependabot.yml
@@ -0,0 +1,11 @@
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    groups:
+      github-actions:
+        patterns: ["*"]
+    schedule:
+      interval: "weekly"
+    cooldown:
+      default-days: 7
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index f2266d96..c6d136ea 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -22,7 +22,7 @@ jobs:
       upload_url: ${{ steps.create_release.outputs.upload_url }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262 # v4.4.0
 
       - name: Extract branch info
         shell: bash
@@ -31,7 +31,7 @@ jobs:
 
       - name: Create Release
         id: create_release
-        uses: "actions/github-script@v6"
+        uses: "actions/github-script@d7906e4ad0b1822421a7e6a35d5ca353c962f410" # v6.4.1
         env:
           RELEASE_TAG: ${{ env.release_tag }}
         with:
@@ -64,10 +64,10 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262 # v4.4.0
 
       - name: Setup ccache
-        uses: hendrikmuhs/ccache-action@v1.2
+        uses: hendrikmuhs/ccache-action@5ebbd400eff9e74630f759d94ddd7b6c26299639 # v1.2.20
         with:
           create-symlink: true
           key: ${{ github.job }}-${{ matrix.python-version }}-${{ matrix.cuda-version }}
@@ -78,7 +78,7 @@ jobs:
           bash -x .github/workflows/scripts/env.sh
 
       - name: Set up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065 # v5.6.0
         with:
             python-version: ${{ matrix.python-version }}
 
@@ -90,7 +90,7 @@ jobs:
 
       - name: Install CUDA ${{ matrix.cuda-version }}
         if: ${{ matrix.cuda-version != 'cpu' }}
-        uses: Jimver/cuda-toolkit@v0.2.19
+        uses: Jimver/cuda-toolkit@4bd727d5619dc6fa323b1e76c3aa5dca94f5ec6d # v0.2.19
         id: cuda-toolkit
         with:
           cuda: ${{ matrix.cuda-version }}
@@ -116,7 +116,7 @@ jobs:
           echo "asset_name=${asset_name}" >> $GITHUB_ENV
 
       - name: Upload Release Asset
-        uses: actions/upload-release-asset@v1
+        uses: actions/upload-release-asset@e8f9f06c4b078e705bd2ea027f0926603fc9b4d5 # v1.0.2
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
@@ -125,7 +125,7 @@ jobs:
           asset_name: ${{ env.asset_name }}
           asset_content_type: application/*
       - name: Store the distribution packages
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4.6.2
         with:
           name: ${{ env.asset_name }}
           path: ./dist/${{ env.wheel_name }}
@@ -149,10 +149,10 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262 # v4.4.0
 
       - name: Setup ccache
-        uses: hendrikmuhs/ccache-action@v1.2
+        uses: hendrikmuhs/ccache-action@5ebbd400eff9e74630f759d94ddd7b6c26299639 # v1.2.20
         with:
           create-symlink: true
           key: ${{ github.job }}-${{ matrix.python-version }}-${{ matrix.cuda-version }}
@@ -163,7 +163,7 @@ jobs:
           bash -x .github/workflows/scripts/env.sh
 
       - name: Set up Python
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@7f4fc3e22c37d6ff65e88745f38bd3157c663f7c # v4.9.1
         with:
           python-version: ${{ matrix.python-version }}
 
@@ -175,7 +175,7 @@ jobs:
 
       - name: Install CUDA ${{ matrix.cuda-version }}
         if: ${{ matrix.cuda-version != 'cpu' }}
-        uses: Jimver/cuda-toolkit@v0.2.19
+        uses: Jimver/cuda-toolkit@4bd727d5619dc6fa323b1e76c3aa5dca94f5ec6d # v0.2.19
         id: cuda-toolkit
         with:
           cuda: ${{ matrix.cuda-version }}
diff --git a/.github/workflows/unittest.yml b/.github/workflows/unittest.yml
index 7cc737f7..eac43ee7 100644
--- a/.github/workflows/unittest.yml
+++ b/.github/workflows/unittest.yml
@@ -26,9 +26,9 @@ jobs:
           - os: macos-latest
             python-version: '3.9'
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262 # v4.4.0
       - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065 # v5.6.0
         with:
           python-version: ${{ matrix.python-version }}