diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index 1569ff3..c5039af 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -8,3 +8,5 @@ updates:
     directory: "/"
     schedule:
       interval: "weekly"
+    cooldown:
+      default-days: 7
\ No newline at end of file
diff --git a/.github/workflows/auto-merge-dependabot.yml b/.github/workflows/auto-merge-dependabot.yml
index 55ce236..a146cbf 100644
--- a/.github/workflows/auto-merge-dependabot.yml
+++ b/.github/workflows/auto-merge-dependabot.yml
@@ -19,7 +19,7 @@ jobs:
     steps:
       - name: Dependabot metadata
         id: metadata
-        uses: dependabot/fetch-metadata@v1.6.0
+        uses: dependabot/fetch-metadata@c9c4182bf1b97f5224aee3906fd373f6b61b4526 # v1.6.0
         with:
           github-token: "${{ secrets.GITHUB_TOKEN }}"
       
diff --git a/.github/workflows/node.js.yml b/.github/workflows/node.js.yml
index bbb7bb9..ab3f390 100644
--- a/.github/workflows/node.js.yml
+++ b/.github/workflows/node.js.yml
@@ -24,12 +24,12 @@ jobs:
         # See supported Node.js release schedule at https://nodejs.org/en/about/releases/
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262 # v4.4.0
     - name: Copy settings file
       run: |
         cp src/oauth.example.ts src/oauth.ts
     - 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 }}
     - name: Install dependencies