diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index 25733989c..44a5c087e 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -13,3 +13,5 @@ updates:
       - "Type: Hygiene :broom:"
       - "Needs: Attention from aprl-maintainers :wave:"
       - "Auto-Merge :heavy_check_mark:"
+    cooldown:
+      default-days: 7
diff --git a/.github/workflows/code-review.yml b/.github/workflows/code-review.yml
index 590888b89..9a4d27595 100644
--- a/.github/workflows/code-review.yml
+++ b/.github/workflows/code-review.yml
@@ -57,7 +57,7 @@ jobs:
           egress-policy: audit
 
       - name: Checkout code
-        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # main
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 806d9554f..35cc3fd80 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -55,7 +55,7 @@ jobs:
         # your codebase is analyzed, see https://docs.github.com/en/code-security/code-scanning/creating-an-advanced-setup-for-code-scanning/codeql-code-scanning-for-compiled-languages
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v7.0.1
+      uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
 
     # Add any setup steps before running the `github/codeql-action/init` action.
     # This includes steps like installing compilers or runtimes (`actions/setup-node`
@@ -65,7 +65,7 @@ jobs:
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
-      uses: github/codeql-action/init@v4.38.0
+      uses: github/codeql-action/init@b96794f015dfd88f77b49b1c93e0fa7110f94c63 # v4.38.0
       with:
         languages: ${{ matrix.language }}
         build-mode: ${{ matrix.build-mode }}
@@ -93,6 +93,6 @@ jobs:
         exit 1
 
     - name: Perform CodeQL Analysis
-      uses: github/codeql-action/analyze@v4.38.0
+      uses: github/codeql-action/analyze@b96794f015dfd88f77b49b1c93e0fa7110f94c63 # v4.38.0
       with:
         category: "/language:${{matrix.language}}"