diff --git a/.github/workflows/test_security.yml b/.github/workflows/test_security.yml
index d3db98a00..a1510507e 100644
--- a/.github/workflows/test_security.yml
+++ b/.github/workflows/test_security.yml
@@ -35,7 +35,7 @@ jobs:
 
     steps:
       - name: Checkout Flow Framework
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Setup Java ${{ matrix.java }}
         uses: actions/setup-java@v3
         with: