diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 6ebe6d2..d272440 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -25,7 +25,7 @@ jobs:
             version: 1
             
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: julia-actions/setup-julia@v2
         with:
           version: ${{ matrix.version }}
@@ -44,7 +44,7 @@ jobs:
     name: Documentation
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - run: sudo apt-get install xvfb && Xvfb :99 &
       - uses: julia-actions/setup-julia@v2
         with: