diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4ffcb7d..8b81bcf 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,7 +18,7 @@ jobs:
     name: Test (Python ${{ matrix.python-version }}, ${{ matrix.os }})
 
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
 
       - name: Install uv
         uses: astral-sh/setup-uv@v8.1.0
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index bac4c13..25aded5 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -22,7 +22,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Initialize CodeQL
         uses: github/codeql-action/init@v4
diff --git a/.github/workflows/e2e.yml b/.github/workflows/e2e.yml
index c8fe983..79eacb0 100644
--- a/.github/workflows/e2e.yml
+++ b/.github/workflows/e2e.yml
@@ -17,7 +17,7 @@ jobs:
         python-version: ["3.13", "3.14"]
 
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
 
       - name: Install uv
         uses: astral-sh/setup-uv@v8.1.0
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 38b38a6..b4140d8 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -16,7 +16,7 @@ jobs:
     timeout-minutes: 15
 
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
 
       - name: Install uv
         uses: astral-sh/setup-uv@v8.1.0
@@ -117,7 +117,7 @@ jobs:
       contents: read
 
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
 
       - name: Install mcp-publisher
         run: |
diff --git a/.github/workflows/scorecard.yml b/.github/workflows/scorecard.yml
index 470bd58..89a2d48 100644
--- a/.github/workflows/scorecard.yml
+++ b/.github/workflows/scorecard.yml
@@ -21,7 +21,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           persist-credentials: false
 
diff --git a/.github/workflows/security.yml b/.github/workflows/security.yml
index dcc536a..9f58bf3 100644
--- a/.github/workflows/security.yml
+++ b/.github/workflows/security.yml
@@ -20,7 +20,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Install uv
         uses: astral-sh/setup-uv@v8.1.0