diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 82a073db..be38ea9a 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -27,7 +27,7 @@ jobs:
           private-key: ${{ secrets.PUBLISH_CI_APP_KEY }}
 
       - name: Checkout source code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           token: ${{ steps.ci_bot_token.outputs.token }}
 
diff --git a/.github/workflows/smoke.yml b/.github/workflows/smoke.yml
index 13650c28..1da681b2 100644
--- a/.github/workflows/smoke.yml
+++ b/.github/workflows/smoke.yml
@@ -14,7 +14,7 @@ jobs:
     continue-on-error: true
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - uses: actions/setup-node@v4
         with:
diff --git a/.github/workflows/sync-docs.yml b/.github/workflows/sync-docs.yml
index 080706ca..d02a6fa4 100644
--- a/.github/workflows/sync-docs.yml
+++ b/.github/workflows/sync-docs.yml
@@ -15,7 +15,7 @@ jobs:
       contents: read
     steps:
       - name: Checkout CLI repo
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Setup Node.js
         uses: actions/setup-node@v4
@@ -54,7 +54,7 @@ jobs:
           repositories: genlayer-docs
 
       - name: Checkout docs repo
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           repository: genlayerlabs/genlayer-docs
           token: ${{ steps.app-token.outputs.token }}
diff --git a/.github/workflows/validate-code.yml b/.github/workflows/validate-code.yml
index 199c9dde..e7207a35 100644
--- a/.github/workflows/validate-code.yml
+++ b/.github/workflows/validate-code.yml
@@ -20,7 +20,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Install libsecret runtime
         if: runner.os == 'Linux'