diff --git a/.github/workflows/security_audit.yml b/.github/workflows/security_audit.yml
index 9c69337..e483606 100644
--- a/.github/workflows/security_audit.yml
+++ b/.github/workflows/security_audit.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           ref: master
           persist-credentials: false
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 5c2c600..f973a00 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -26,7 +26,7 @@ jobs:
 
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           persist-credentials: false