diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index eb24323..49f520e 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -30,7 +30,7 @@ jobs:
           - x64
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - uses: julia-actions/setup-julia@v2
         with:
diff --git a/.github/workflows/Documentation.yml b/.github/workflows/Documentation.yml
index befcbab..d368e6a 100644
--- a/.github/workflows/Documentation.yml
+++ b/.github/workflows/Documentation.yml
@@ -11,7 +11,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: julia-actions/setup-julia@latest
         with:
           version: '1.6'