diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index fa61862..aeb1069 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -9,7 +9,7 @@ jobs:
       matrix:
         action: ["build", "deploy", "setup"]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: "${{ matrix.action }}: validate action.yml against a remote schema"
         uses: cardinalby/schema-validator-action@v3
         with: