diff --git a/.github/workflows/check_build.yaml b/.github/workflows/check_build.yaml
index e63e4c4..96f5380 100644
--- a/.github/workflows/check_build.yaml
+++ b/.github/workflows/check_build.yaml
@@ -6,5 +6,5 @@ jobs:
   build_and_deploy:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v5
       - run: yarn install && yarn build
diff --git a/.github/workflows/firebase-hosting-merge.yml b/.github/workflows/firebase-hosting-merge.yml
index c60335d..381558e 100644
--- a/.github/workflows/firebase-hosting-merge.yml
+++ b/.github/workflows/firebase-hosting-merge.yml
@@ -10,7 +10,7 @@ jobs:
   build_and_deploy:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v5
       - run: yarn install && yarn build
       - uses: FirebaseExtended/action-hosting-deploy@v0
         with: