diff --git a/.github/workflows/agent-factory.yml b/.github/workflows/agent-factory.yml
index 3b63b6d..f625163 100644
--- a/.github/workflows/agent-factory.yml
+++ b/.github/workflows/agent-factory.yml
@@ -20,7 +20,7 @@ jobs:
     timeout-minutes: 30
     steps:
       - uses: actions/checkout@v7
-      - uses: actions/setup-python@v6
+      - uses: actions/setup-python@v7
         with:
           python-version: "3.12"
           cache: pip
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2d71158..5bade20 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -21,7 +21,7 @@ jobs:
       - uses: actions/checkout@v7
         with:
           fetch-depth: 0
-      - uses: actions/setup-python@v6
+      - uses: actions/setup-python@v7
         with:
           python-version: "3.12"
           cache: pip
@@ -50,7 +50,7 @@ jobs:
         python-version: ["3.9", "3.10", "3.11", "3.12"]
     steps:
       - uses: actions/checkout@v7
-      - uses: actions/setup-python@v6
+      - uses: actions/setup-python@v7
         with:
           python-version: ${{ matrix.python-version }}
           cache: pip
@@ -62,7 +62,7 @@ jobs:
     timeout-minutes: 15
     steps:
       - uses: actions/checkout@v7
-      - uses: actions/setup-python@v6
+      - uses: actions/setup-python@v7
         with:
           python-version: "3.12"
           cache: pip
@@ -78,7 +78,7 @@ jobs:
     timeout-minutes: 10
     steps:
       - uses: actions/checkout@v7
-      - uses: actions/setup-python@v6
+      - uses: actions/setup-python@v7
         with:
           python-version: "3.12"
       # Happy path: a clean target must exit 0 through the action wrapper.
@@ -113,13 +113,13 @@ jobs:
       security-events: write   # upload-sarif writes to code scanning
     steps:
       - uses: actions/checkout@v7
-      - uses: actions/setup-python@v6
+      - uses: actions/setup-python@v7
         with:
           python-version: "3.12"
           cache: pip
       - run: pip install -e .
       - run: agentguard --format sarif -o agentguard.sarif examples || true
-      - uses: github/codeql-action/upload-sarif@v4
+      - uses: github/codeql-action/upload-sarif@v4.37.3
         if: always()
         with:
           sarif_file: agentguard.sarif
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index cb00529..191fd03 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -27,7 +27,7 @@ jobs:
       security-events: write
     steps:
       - uses: actions/checkout@v7
-      - uses: github/codeql-action/init@v4
+      - uses: github/codeql-action/init@v4.37.3
         with:
           languages: python
-      - uses: github/codeql-action/analyze@v4
+      - uses: github/codeql-action/analyze@v4.37.3
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 3dca531..f37e42b 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -15,7 +15,7 @@ jobs:
     timeout-minutes: 15
     steps:
       - uses: actions/checkout@v7
-      - uses: actions/setup-python@v6
+      - uses: actions/setup-python@v7
         with:
           python-version: "3.12"
       - run: python -m pip install --upgrade build twine