diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 29bd04c..5cfca45 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -12,7 +12,7 @@ jobs:
   check-gradle:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: 'Set up JDK'
         uses: actions/setup-java@v4
         with:
@@ -31,7 +31,7 @@ jobs:
   check-maven:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Cache local Maven repository
         uses: actions/cache@v4
         with:
@@ -50,7 +50,7 @@ jobs:
   check-ant:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Cache Ivy download cache
         uses: actions/cache@v4
         with: