diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644
index 0000000..2c48305
--- /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/pr.yml b/.github/workflows/pr.yml
index 10e6f11..4287ccb 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -23,9 +23,9 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@a37ce9120846195fa4ece8f58b268e6043cb2f26 # v3.7.0
     - name: Use Node.js ${{ matrix.node-version }}
-      uses: actions/setup-node@v3
+      uses: actions/setup-node@3235b876344d2a9aa001b8d1453c930bba69e610 # v3.9.1
       with:
         node-version: ${{ matrix.node-version }}
 
@@ -33,7 +33,7 @@ jobs:
       id: yarn-cache-dir-path
       run: echo "::set-output name=dir::$(yarn cache dir)"
 
-    - uses: actions/cache@v3
+    - uses: actions/cache@6f8efc29b200d32929f49075959781ed54ec270c # v3.5.0
       id: yarn-cache # use this to check for `cache-hit` (`steps.yarn-cache.outputs.cache-hit != 'true'`)
       with:
         path: ${{ steps.yarn-cache-dir-path.outputs.dir }}
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index e51c256..fbfb3cd 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -23,9 +23,9 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@a37ce9120846195fa4ece8f58b268e6043cb2f26 # v3.7.0
     - name: Use Node.js ${{ matrix.node-version }}
-      uses: actions/setup-node@v3
+      uses: actions/setup-node@3235b876344d2a9aa001b8d1453c930bba69e610 # v3.9.1
       with:
         node-version: ${{ matrix.node-version }}
 
@@ -33,7 +33,7 @@ jobs:
       id: yarn-cache-dir-path
       run: echo "::set-output name=dir::$(yarn cache dir)"
 
-    - uses: actions/cache@v3
+    - uses: actions/cache@6f8efc29b200d32929f49075959781ed54ec270c # v3.5.0
       id: yarn-cache # use this to check for `cache-hit` (`steps.yarn-cache.outputs.cache-hit != 'true'`)
       with:
         path: ${{ steps.yarn-cache-dir-path.outputs.dir }}