diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 159a16c..f2d9513 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -47,7 +47,7 @@ jobs:
 
     steps:
       - name: Check out repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           submodules: 'recursive'
 
@@ -123,7 +123,7 @@ jobs:
 
     steps:
       - name: Check out repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           submodules: 'recursive'