diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index e396645..1e79503 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -18,7 +18,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     steps:
       - name: checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       #- name: validate gradle wrapper
       #  uses: gradle/wrapper-validation-action@v1
       - name: setup jdk ${{ matrix.java }}