diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 72968c3..5fea665 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -24,7 +24,7 @@ jobs:
 
     steps:
       - name: Checkout PDFio sources
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           submodules: recursive
 
diff --git a/.github/workflows/coverity.yml b/.github/workflows/coverity.yml
index e3615af..e5dbb4c 100644
--- a/.github/workflows/coverity.yml
+++ b/.github/workflows/coverity.yml
@@ -8,7 +8,9 @@ jobs:
     environment: Coverity
     steps:
       - name: Checkout PDFio sources
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
+        with:
+          submodules: recursive
       - name: Update Build Environment
         run: sudo apt-get update --fix-missing -y
       - name: Install Prerequisites