diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 17a2fc35..1604519f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -10,7 +10,7 @@ jobs:
   check_format:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: crystal-lang/install-crystal@v1
         with:
           crystal: latest
@@ -23,7 +23,7 @@ jobs:
   specs:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: crystal-lang/install-crystal@v1
         with:
           crystal: latest