diff --git a/.github/workflows/bundle-analysis.yml b/.github/workflows/bundle-analysis.yml
index 249e4ca..93e042f 100644
--- a/.github/workflows/bundle-analysis.yml
+++ b/.github/workflows/bundle-analysis.yml
@@ -60,7 +60,7 @@ jobs:
     bundle-analysis:
         runs-on: self-hosted
         steps:
-            - uses: actions/checkout@v4
+            - uses: actions/checkout@v6
 
             - name: Setup Node.js
               uses: actions/setup-node@v4
@@ -137,7 +137,7 @@ jobs:
 
             # --- Base branch build (for comparison) ---
             - name: Checkout base branch
-              uses: actions/checkout@v4
+              uses: actions/checkout@v6
               with:
                   ref: ${{ github.event.pull_request.base.sha }}
                   clean: false
diff --git a/.github/workflows/bundle-history.yml b/.github/workflows/bundle-history.yml
index ba768c7..69daf88 100644
--- a/.github/workflows/bundle-history.yml
+++ b/.github/workflows/bundle-history.yml
@@ -53,7 +53,7 @@ jobs:
     record-sizes:
         runs-on: self-hosted
         steps:
-            - uses: actions/checkout@v4
+            - uses: actions/checkout@v6
 
             - name: Setup Node.js
               uses: actions/setup-node@v4