diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index eb1ccb32b..98b175f2d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -27,7 +27,7 @@ jobs:
             app-id: ${{ secrets.SUBSTRATE_CONNECT_PR_APP_ID }}
             private-key: ${{ secrets.SUBSTRATE_CONNECT_PR_APP_KEY }}
             owner: ${{ github.repository_owner }}
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           token: ${{ steps.gen_token.outputs.token }}
       - uses: ./.github/actions/turbo-build
@@ -44,7 +44,7 @@ jobs:
     needs: [run-ci]
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4.1.7
+      - uses: actions/checkout@v5
       - uses: ./.github/actions/turbo-build
       - name: "@substrate/connect Publish"
         id: publish_connect
@@ -113,7 +113,7 @@ jobs:
     needs: [run-ci]
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4.1.7
+      - uses: actions/checkout@v5
       - uses: actions/upload-artifact@v4
         with:
           name: substrate-connect-extension-source-code
@@ -134,7 +134,7 @@ jobs:
     needs: [run-ci]
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4.1.7
+      - uses: actions/checkout@v5
       - uses: ./.github/actions/turbo-build
       - name: Generate API Docs
         run: pnpm api-docs
diff --git a/.github/workflows/dependabot-changeset.yml b/.github/workflows/dependabot-changeset.yml
index d0f4ff757..6906983c9 100644
--- a/.github/workflows/dependabot-changeset.yml
+++ b/.github/workflows/dependabot-changeset.yml
@@ -18,7 +18,7 @@ jobs:
             app-id: ${{ secrets.SUBSTRATE_CONNECT_PR_APP_ID }}
             private-key: ${{ secrets.SUBSTRATE_CONNECT_PR_APP_KEY }}
             owner: ${{ github.repository_owner }}
-      - uses: actions/checkout@v4.1.7
+      - uses: actions/checkout@v5
       - name: Update PR
         uses: mscharley/dependency-changesets-action@v1.1.8
         with:
diff --git a/.github/workflows/reusable-ci.yml b/.github/workflows/reusable-ci.yml
index 907cffcec..beca331f7 100644
--- a/.github/workflows/reusable-ci.yml
+++ b/.github/workflows/reusable-ci.yml
@@ -15,7 +15,7 @@ jobs:
       matrix:
         node-version: [22.x, 23.x]
     steps:
-    - uses: actions/checkout@v4.1.7
+    - uses: actions/checkout@v5
     - uses: ./.github/actions/turbo-build 
       with:
         node-version: ${{ matrix.node-version }}
@@ -25,7 +25,7 @@ jobs:
     timeout-minutes: 10
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4.1.7
+    - uses: actions/checkout@v5
     - uses: ./.github/actions/turbo-build
     - name: Build extension with Manifest v3 for Chrome
       run: pnpm build:chrome
@@ -46,7 +46,7 @@ jobs:
     timeout-minutes: 10
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4.1.7
+    - uses: actions/checkout@v5
     - uses: ./.github/actions/turbo-build
     - run: pnpm playwright:install
       working-directory: ./examples/light-client-extension-helpers-extension
@@ -64,7 +64,7 @@ jobs:
     timeout-minutes: 10
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4.1.7
+    - uses: actions/checkout@v5
     - uses: ./.github/actions/turbo-build
     - name: Build extension with Manifest v3 for Chrome
       run: pnpm build:chrome
diff --git a/.github/workflows/update-chain-specs.yml b/.github/workflows/update-chain-specs.yml
index a62bd9f3a..765af0d65 100644
--- a/.github/workflows/update-chain-specs.yml
+++ b/.github/workflows/update-chain-specs.yml
@@ -22,7 +22,7 @@ jobs:
       fail-fast: false   # Don't automatically cancel the jobs of the other RPC nodes if one fails
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       with:
         persist-credentials: false
         path: repo
@@ -76,7 +76,7 @@ jobs:
           app-id: ${{ secrets.SUBSTRATE_CONNECT_PR_APP_ID }}
           private-key: ${{ secrets.SUBSTRATE_CONNECT_PR_APP_KEY }}
           owner: ${{ github.repository_owner }}
-    - uses: actions/checkout@v4.1.7
+    - uses: actions/checkout@v5
       with:
         path: repo
         ref: main