diff --git a/.github/workflows/cd.yml b/.github/workflows/cd.yml
index 43f7e3a..3adc354 100644
--- a/.github/workflows/cd.yml
+++ b/.github/workflows/cd.yml
@@ -12,7 +12,7 @@ jobs:
 
     steps:
       - name: Checkout source
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Set up Python 3.11
         uses: actions/setup-python@v5
@@ -39,7 +39,7 @@ jobs:
 
     steps:
       - name: Checkout source
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Setup conda environment
         uses: conda-incubator/setup-miniconda@v3