diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 7e5834dee..cb7dc54f9 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,7 +18,7 @@ jobs:
     name: CI Validation
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
       with:
         fetch-depth: 0  # Need full history for some checks
     
@@ -89,7 +89,7 @@ jobs:
       run:
         working-directory: cli
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     
     - name: Set up Go
       uses: actions/setup-go@v5
@@ -118,7 +118,7 @@ jobs:
       run:
         working-directory: cli
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
 
     - name: Set up Go
       uses: actions/setup-go@v5
@@ -145,7 +145,7 @@ jobs:
     needs: ci
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
 
     - name: Set up Go
       uses: actions/setup-go@v5
diff --git a/.github/workflows/demos.yml b/.github/workflows/demos.yml
index fca3506c6..1de69452f 100644
--- a/.github/workflows/demos.yml
+++ b/.github/workflows/demos.yml
@@ -17,7 +17,7 @@ jobs:
     env:
       AGG_VERSION: 1.7.0
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Set up Go
         uses: actions/setup-go@v5
diff --git a/.github/workflows/pages.yml b/.github/workflows/pages.yml
index 602cfdb35..8b6678352 100644
--- a/.github/workflows/pages.yml
+++ b/.github/workflows/pages.yml
@@ -29,7 +29,7 @@ jobs:
       HUGO_VERSION: "0.159.2"
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index e1216df45..3976c54a7 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -26,7 +26,7 @@ jobs:
       version: ${{ steps.version.outputs.version }}
       previous_tag: ${{ steps.previous.outputs.tag }}
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
       with:
         fetch-depth: 0
     
@@ -66,7 +66,7 @@ jobs:
     needs: prepare
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
 
     - name: Set up Go
       uses: actions/setup-go@v5
@@ -112,7 +112,7 @@ jobs:
             runner: windows-latest
     runs-on: ${{ matrix.runner }}
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     
     - name: Set up Go
       uses: actions/setup-go@v5
@@ -194,7 +194,7 @@ jobs:
     needs: [prepare, build-matrix]
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
       with:
         fetch-depth: 0
     
diff --git a/.github/workflows/security.yml b/.github/workflows/security.yml
index 66fed7f12..e9e9fa439 100644
--- a/.github/workflows/security.yml
+++ b/.github/workflows/security.yml
@@ -31,7 +31,7 @@ jobs:
     name: Secret Scanning
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
       with:
         fetch-depth: 0  # Full history for comprehensive scanning
     
@@ -69,7 +69,7 @@ jobs:
       run:
         working-directory: cli
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     
     - name: Set up Go
       uses: actions/setup-go@v5
@@ -142,7 +142,7 @@ jobs:
     name: Static Analysis Security Testing
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     
     - name: Set up Go
       uses: actions/setup-go@v5