diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a6adc4e..5852456 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -22,7 +22,7 @@ jobs:
     timeout-minutes: 15
     steps:
       - name: Checkout Source
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
 
       - name: Setup .NET
         uses: actions/setup-dotnet@v4
@@ -59,7 +59,7 @@ jobs:
 
     steps:
       - name: Checkout Source
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
 
       - name: Setup .NET
         uses: actions/setup-dotnet@v4
diff --git a/.github/workflows/code-coverage.yml b/.github/workflows/code-coverage.yml
index 5963701..3b166ea 100644
--- a/.github/workflows/code-coverage.yml
+++ b/.github/workflows/code-coverage.yml
@@ -22,7 +22,7 @@ jobs:
     timeout-minutes: 45
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
         with:
           ref: ${{ github.event.pull_request.head.sha || github.sha }}
 
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index eb95d01..7270471 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -39,7 +39,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
 
       - name: Initialize CodeQL
         uses: github/codeql-action/init@v4
diff --git a/.github/workflows/model-audit.yml b/.github/workflows/model-audit.yml
index d096932..5c3f3d4 100644
--- a/.github/workflows/model-audit.yml
+++ b/.github/workflows/model-audit.yml
@@ -28,7 +28,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
 
       - name: Audit manifest
         shell: bash
@@ -54,7 +54,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
 
       - name: Verify Hugging Face hashes
         shell: bash
diff --git a/.github/workflows/trt-rtx-smoke.yml b/.github/workflows/trt-rtx-smoke.yml
index d9c554d..a2b6a94 100644
--- a/.github/workflows/trt-rtx-smoke.yml
+++ b/.github/workflows/trt-rtx-smoke.yml
@@ -24,7 +24,7 @@ jobs:
       TRACKDUB_TRT_RTX_SMOKE: '1'
     steps:
       - name: Checkout Source
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
 
       - name: Setup .NET
         uses: actions/setup-dotnet@v4