diff --git a/.github/workflows/master.yml b/.github/workflows/master.yml
index 096bbe9..175f12c 100644
--- a/.github/workflows/master.yml
+++ b/.github/workflows/master.yml
@@ -12,7 +12,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           path: DCSA-RMO
           submodules: recursive